630760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 1529640

約数和(自身を除く): 898880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1213, 2426, 4852, 6065, 9704, 12130, 15769, 24260, 31538, 48520, 63076, 78845, 126152, 157690, 315380, 630760]

約数ペア:

[(1, 630760), (2, 315380), (4, 157690), (5, 126152), (8, 78845), (10, 63076), (13, 48520), (20, 31538), (26, 24260), (40, 15769), (52, 12130), (65, 9704), (104, 6065), (130, 4852), (260, 2426), (520, 1213)]