20739941040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{949631}}^1$

素因数の和:949667

約数の個数: 160

約数和(自身を含む): 79130935296

約数和(自身を除く): 58390994256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 21840, 949631, 1899262, 2848893, 3798524, 4748155, 5697786, 6647417, 7597048, 9496310, 11395572, 12345203, 13294834, 14244465, 15194096, 18992620, 19942251, 22791144, 24690406, 26589668, 28488930, 33237085, 37035609, 37985240, 39884502, 45582288, 49380812, 53179336, 56977860, 61726015, 66474170, 74071218, 75970480, 79769004, 86416421, 98761624, 99711255, 106358672, 113955720, 123452030, 132948340, 148142436, 159538008, 172832842, 185178045, 197523248, 199422510, 227911440, 246904060, 259249263, 265896680, 296284872, 319076016, 345665684, 370356090, 398845020, 432082105, 493808120, 518498526, 531793360, 592569744, 691331368, 740712180, 797690040, 864164210, 987616240, 1036997052, 1296246315, 1382662736, 1481424360, 1595380080, 1728328420, 2073994104, 2592492630, 2962848720, 3456656840, 4147988208, 5184985260, 6913313680, 10369970520, 20739941040]

約数ペア:

[(1, 20739941040), (2, 10369970520), (3, 6913313680), (4, 5184985260), (5, 4147988208), (6, 3456656840), (7, 2962848720), (8, 2592492630), (10, 2073994104), (12, 1728328420), (13, 1595380080), (14, 1481424360), (15, 1382662736), (16, 1296246315), (20, 1036997052), (21, 987616240), (24, 864164210), (26, 797690040), (28, 740712180), (30, 691331368), (35, 592569744), (39, 531793360), (40, 518498526), (42, 493808120), (48, 432082105), (52, 398845020), (56, 370356090), (60, 345665684), (65, 319076016), (70, 296284872), (78, 265896680), (80, 259249263), (84, 246904060), (91, 227911440), (104, 199422510), (105, 197523248), (112, 185178045), (120, 172832842), (130, 159538008), (140, 148142436), (156, 132948340), (168, 123452030), (182, 113955720), (195, 106358672), (208, 99711255), (210, 98761624), (240, 86416421), (260, 79769004), (273, 75970480), (280, 74071218), (312, 66474170), (336, 61726015), (364, 56977860), (390, 53179336), (420, 49380812), (455, 45582288), (520, 39884502), (546, 37985240), (560, 37035609), (624, 33237085), (728, 28488930), (780, 26589668), (840, 24690406), (910, 22791144), (1040, 19942251), (1092, 18992620), (1365, 15194096), (1456, 14244465), (1560, 13294834), (1680, 12345203), (1820, 11395572), (2184, 9496310), (2730, 7597048), (3120, 6647417), (3640, 5697786), (4368, 4748155), (5460, 3798524), (7280, 2848893), (10920, 1899262), (21840, 949631)]