39489320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75941}}^1$

素因数の和:75965

約数の個数: 32

約数和(自身を含む): 95686920

約数和(自身を除く): 56197600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 75941, 151882, 303764, 379705, 607528, 759410, 987233, 1518820, 1974466, 3037640, 3948932, 4936165, 7897864, 9872330, 19744660, 39489320]

約数ペア:

[(1, 39489320), (2, 19744660), (4, 9872330), (5, 7897864), (8, 4936165), (10, 3948932), (13, 3037640), (20, 1974466), (26, 1518820), (40, 987233), (52, 759410), (65, 607528), (104, 379705), (130, 303764), (260, 151882), (520, 75941)]