779480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1499}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 1890000

約数和(自身を除く): 1110520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1499, 2998, 5996, 7495, 11992, 14990, 19487, 29980, 38974, 59960, 77948, 97435, 155896, 194870, 389740, 779480]

約数ペア:

[(1, 779480), (2, 389740), (4, 194870), (5, 155896), (8, 97435), (10, 77948), (13, 59960), (20, 38974), (26, 29980), (40, 19487), (52, 14990), (65, 11992), (104, 7495), (130, 5996), (260, 2998), (520, 1499)]