10878440

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{631}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 24572160

約数和(自身を除く): 13693720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 631, 862, 1262, 1724, 2155, 2524, 3155, 3448, 4310, 5048, 6310, 8620, 12620, 17240, 25240, 271961, 543922, 1087844, 1359805, 2175688, 2719610, 5439220, 10878440]

約数ペア:

[(1, 10878440), (2, 5439220), (4, 2719610), (5, 2175688), (8, 1359805), (10, 1087844), (20, 543922), (40, 271961), (431, 25240), (631, 17240), (862, 12620), (1262, 8620), (1724, 6310), (2155, 5048), (2524, 4310), (3155, 3448)]