15869920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:224

約数の個数: 96

約数和(自身を含む): 41803776

約数和(自身を除く): 25933856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 71, 80, 88, 110, 127, 142, 160, 176, 220, 254, 284, 352, 355, 440, 508, 568, 635, 710, 781, 880, 1016, 1136, 1270, 1397, 1420, 1562, 1760, 2032, 2272, 2540, 2794, 2840, 3124, 3905, 4064, 5080, 5588, 5680, 6248, 6985, 7810, 9017, 10160, 11176, 11360, 12496, 13970, 15620, 18034, 20320, 22352, 24992, 27940, 31240, 36068, 44704, 45085, 55880, 62480, 72136, 90170, 99187, 111760, 124960, 144272, 180340, 198374, 223520, 288544, 360680, 396748, 495935, 721360, 793496, 991870, 1442720, 1586992, 1983740, 3173984, 3967480, 7934960, 15869920]

約数ペア:

[(1, 15869920), (2, 7934960), (4, 3967480), (5, 3173984), (8, 1983740), (10, 1586992), (11, 1442720), (16, 991870), (20, 793496), (22, 721360), (32, 495935), (40, 396748), (44, 360680), (55, 288544), (71, 223520), (80, 198374), (88, 180340), (110, 144272), (127, 124960), (142, 111760), (160, 99187), (176, 90170), (220, 72136), (254, 62480), (284, 55880), (352, 45085), (355, 44704), (440, 36068), (508, 31240), (568, 27940), (635, 24992), (710, 22352), (781, 20320), (880, 18034), (1016, 15620), (1136, 13970), (1270, 12496), (1397, 11360), (1420, 11176), (1562, 10160), (1760, 9017), (2032, 7810), (2272, 6985), (2540, 6248), (2794, 5680), (2840, 5588), (3124, 5080), (3905, 4064)]