492143720

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{112877}}^1$

素因数の和:112997

約数の個数: 32

約数和(自身を含む): 1117492200

約数和(自身を除く): 625348480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 112877, 225754, 451508, 564385, 903016, 1128770, 2257540, 4515080, 12303593, 24607186, 49214372, 61517965, 98428744, 123035930, 246071860, 492143720]

約数ペア:

[(1, 492143720), (2, 246071860), (4, 123035930), (5, 98428744), (8, 61517965), (10, 49214372), (20, 24607186), (40, 12303593), (109, 4515080), (218, 2257540), (436, 1128770), (545, 903016), (872, 564385), (1090, 451508), (2180, 225754), (4360, 112877)]