20040636960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{448939}}^1$

素因数の和:448991

約数の個数: 144

約数和(自身を含む): 70594917120

約数和(自身を除く): 50554280160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14880, 22320, 44640, 448939, 897878, 1346817, 1795756, 2244695, 2693634, 3591512, 4040451, 4489390, 5387268, 6734085, 7183024, 8080902, 8978780, 10774536, 13468170, 13917109, 14366048, 16161804, 17957560, 20202255, 21549072, 26936340, 27834218, 32323608, 35915120, 40404510, 41751327, 43098144, 53872680, 55668436, 64647216, 69585545, 71830240, 80809020, 83502654, 107745360, 111336872, 125253981, 129294432, 139171090, 161618040, 167005308, 208756635, 215490720, 222673744, 250507962, 278342180, 323236080, 334010616, 417513270, 445347488, 501015924, 556684360, 626269905, 646472160, 668021232, 835026540, 1002031848, 1113368720, 1252539810, 1336042464, 1670053080, 2004063696, 2226737440, 2505079620, 3340106160, 4008127392, 5010159240, 6680212320, 10020318480, 20040636960]

約数ペア:

[(1, 20040636960), (2, 10020318480), (3, 6680212320), (4, 5010159240), (5, 4008127392), (6, 3340106160), (8, 2505079620), (9, 2226737440), (10, 2004063696), (12, 1670053080), (15, 1336042464), (16, 1252539810), (18, 1113368720), (20, 1002031848), (24, 835026540), (30, 668021232), (31, 646472160), (32, 626269905), (36, 556684360), (40, 501015924), (45, 445347488), (48, 417513270), (60, 334010616), (62, 323236080), (72, 278342180), (80, 250507962), (90, 222673744), (93, 215490720), (96, 208756635), (120, 167005308), (124, 161618040), (144, 139171090), (155, 129294432), (160, 125253981), (180, 111336872), (186, 107745360), (240, 83502654), (248, 80809020), (279, 71830240), (288, 69585545), (310, 64647216), (360, 55668436), (372, 53872680), (465, 43098144), (480, 41751327), (496, 40404510), (558, 35915120), (620, 32323608), (720, 27834218), (744, 26936340), (930, 21549072), (992, 20202255), (1116, 17957560), (1240, 16161804), (1395, 14366048), (1440, 13917109), (1488, 13468170), (1860, 10774536), (2232, 8978780), (2480, 8080902), (2790, 7183024), (2976, 6734085), (3720, 5387268), (4464, 4489390), (4960, 4040451), (5580, 3591512), (7440, 2693634), (8928, 2244695), (11160, 1795756), (14880, 1346817), (22320, 897878), (44640, 448939)]