2402920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4621}}^1$

素因数の和:4645

約数の個数: 32

約数和(自身を含む): 5823720

約数和(自身を除く): 3420800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4621, 9242, 18484, 23105, 36968, 46210, 60073, 92420, 120146, 184840, 240292, 300365, 480584, 600730, 1201460, 2402920]

約数ペア:

[(1, 2402920), (2, 1201460), (4, 600730), (5, 480584), (8, 300365), (10, 240292), (13, 184840), (20, 120146), (26, 92420), (40, 60073), (52, 46210), (65, 36968), (104, 23105), (130, 18484), (260, 9242), (520, 4621)]