39846040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 128

約数和(自身を含む): 105336000

約数和(自身を除く): 65489960

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 37, 38, 40, 52, 65, 74, 76, 95, 104, 109, 130, 148, 152, 185, 190, 218, 247, 260, 296, 370, 380, 436, 481, 494, 520, 545, 703, 740, 760, 872, 962, 988, 1090, 1235, 1406, 1417, 1480, 1924, 1976, 2071, 2180, 2405, 2470, 2812, 2834, 3515, 3848, 4033, 4142, 4360, 4810, 4940, 5624, 5668, 7030, 7085, 8066, 8284, 9139, 9620, 9880, 10355, 11336, 14060, 14170, 16132, 16568, 18278, 19240, 20165, 20710, 26923, 28120, 28340, 32264, 36556, 40330, 41420, 45695, 52429, 53846, 56680, 73112, 76627, 80660, 82840, 91390, 104858, 107692, 134615, 153254, 161320, 182780, 209716, 215384, 262145, 269230, 306508, 365560, 383135, 419432, 524290, 538460, 613016, 766270, 996151, 1048580, 1076920, 1532540, 1992302, 2097160, 3065080, 3984604, 4980755, 7969208, 9961510, 19923020, 39846040]

約数ペア:

[(1, 39846040), (2, 19923020), (4, 9961510), (5, 7969208), (8, 4980755), (10, 3984604), (13, 3065080), (19, 2097160), (20, 1992302), (26, 1532540), (37, 1076920), (38, 1048580), (40, 996151), (52, 766270), (65, 613016), (74, 538460), (76, 524290), (95, 419432), (104, 383135), (109, 365560), (130, 306508), (148, 269230), (152, 262145), (185, 215384), (190, 209716), (218, 182780), (247, 161320), (260, 153254), (296, 134615), (370, 107692), (380, 104858), (436, 91390), (481, 82840), (494, 80660), (520, 76627), (545, 73112), (703, 56680), (740, 53846), (760, 52429), (872, 45695), (962, 41420), (988, 40330), (1090, 36556), (1235, 32264), (1406, 28340), (1417, 28120), (1480, 26923), (1924, 20710), (1976, 20165), (2071, 19240), (2180, 18278), (2405, 16568), (2470, 16132), (2812, 14170), (2834, 14060), (3515, 11336), (3848, 10355), (4033, 9880), (4142, 9620), (4360, 9139), (4810, 8284), (4940, 8066), (5624, 7085), (5668, 7030)]