4872920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9371}}^1$

素因数の和:9395

約数の個数: 32

約数和(自身を含む): 11808720

約数和(自身を除く): 6935800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 9371, 18742, 37484, 46855, 74968, 93710, 121823, 187420, 243646, 374840, 487292, 609115, 974584, 1218230, 2436460, 4872920]

約数ペア:

[(1, 4872920), (2, 2436460), (4, 1218230), (5, 974584), (8, 609115), (10, 487292), (13, 374840), (20, 243646), (26, 187420), (40, 121823), (52, 93710), (65, 74968), (104, 46855), (130, 37484), (260, 18742), (520, 9371)]