389492710

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{24481}}^1$

素因数の和:24568

約数の個数: 32

約数和(自身を含む): 736810272

約数和(自身を除く): 347317562

約数列:

[1, 2, 5, 10, 37, 43, 74, 86, 185, 215, 370, 430, 1591, 3182, 7955, 15910, 24481, 48962, 122405, 244810, 905797, 1052683, 1811594, 2105366, 4528985, 5263415, 9057970, 10526830, 38949271, 77898542, 194746355, 389492710]

約数ペア:

[(1, 389492710), (2, 194746355), (5, 77898542), (10, 38949271), (37, 10526830), (43, 9057970), (74, 5263415), (86, 4528985), (185, 2105366), (215, 1811594), (370, 1052683), (430, 905797), (1591, 244810), (3182, 122405), (7955, 48962), (15910, 24481)]