15397720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29611}}^1$

素因数の和:29635

約数の個数: 32

約数和(自身を含む): 37311120

約数和(自身を除く): 21913400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 29611, 59222, 118444, 148055, 236888, 296110, 384943, 592220, 769886, 1184440, 1539772, 1924715, 3079544, 3849430, 7698860, 15397720]

約数ペア:

[(1, 15397720), (2, 7698860), (4, 3849430), (5, 3079544), (8, 1924715), (10, 1539772), (13, 1184440), (20, 769886), (26, 592220), (40, 384943), (52, 296110), (65, 236888), (104, 148055), (130, 118444), (260, 59222), (520, 29611)]