297684920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{572471}}^1$

素因数の和:572495

約数の個数: 32

約数和(自身を含む): 721314720

約数和(自身を除く): 423629800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 572471, 1144942, 2289884, 2862355, 4579768, 5724710, 7442123, 11449420, 14884246, 22898840, 29768492, 37210615, 59536984, 74421230, 148842460, 297684920]

約数ペア:

[(1, 297684920), (2, 148842460), (4, 74421230), (5, 59536984), (8, 37210615), (10, 29768492), (13, 22898840), (20, 14884246), (26, 11449420), (40, 7442123), (52, 5724710), (65, 4579768), (104, 2862355), (130, 2289884), (260, 1144942), (520, 572471)]