4805840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4621}}^1$

素因数の和:4647

約数の個数: 40

約数和(自身を含む): 12035688

約数和(自身を除く): 7229848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4621, 9242, 18484, 23105, 36968, 46210, 60073, 73936, 92420, 120146, 184840, 240292, 300365, 369680, 480584, 600730, 961168, 1201460, 2402920, 4805840]

約数ペア:

[(1, 4805840), (2, 2402920), (4, 1201460), (5, 961168), (8, 600730), (10, 480584), (13, 369680), (16, 300365), (20, 240292), (26, 184840), (40, 120146), (52, 92420), (65, 73936), (80, 60073), (104, 46210), (130, 36968), (208, 23105), (260, 18484), (520, 9242), (1040, 4621)]