15231580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8369}}^1$

素因数の和:8398

約数の個数: 48

約数和(自身を含む): 39372480

約数和(自身を除く): 24140900

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 8369, 16738, 33476, 41845, 58583, 83690, 108797, 117166, 167380, 217594, 234332, 292915, 435188, 543985, 585830, 761579, 1087970, 1171660, 1523158, 2175940, 3046316, 3807895, 7615790, 15231580]

約数ペア:

[(1, 15231580), (2, 7615790), (4, 3807895), (5, 3046316), (7, 2175940), (10, 1523158), (13, 1171660), (14, 1087970), (20, 761579), (26, 585830), (28, 543985), (35, 435188), (52, 292915), (65, 234332), (70, 217594), (91, 167380), (130, 117166), (140, 108797), (182, 83690), (260, 58583), (364, 41845), (455, 33476), (910, 16738), (1820, 8369)]