30887480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59399}}^1$

素因数の和:59423

約数の個数: 32

約数和(自身を含む): 74844000

約数和(自身を除く): 43956520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 59399, 118798, 237596, 296995, 475192, 593990, 772187, 1187980, 1544374, 2375960, 3088748, 3860935, 6177496, 7721870, 15443740, 30887480]

約数ペア:

[(1, 30887480), (2, 15443740), (4, 7721870), (5, 6177496), (8, 3860935), (10, 3088748), (13, 2375960), (20, 1544374), (26, 1187980), (40, 772187), (52, 593990), (65, 475192), (104, 296995), (130, 237596), (260, 118798), (520, 59399)]