4898920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9421}}^1$

素因数の和:9445

約数の個数: 32

約数和(自身を含む): 11871720

約数和(自身を除く): 6972800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 9421, 18842, 37684, 47105, 75368, 94210, 122473, 188420, 244946, 376840, 489892, 612365, 979784, 1224730, 2449460, 4898920]

約数ペア:

[(1, 4898920), (2, 2449460), (4, 1224730), (5, 979784), (8, 612365), (10, 489892), (13, 376840), (20, 244946), (26, 188420), (40, 122473), (52, 94210), (65, 75368), (104, 47105), (130, 37684), (260, 18842), (520, 9421)]