70988720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{80669}}^1$

素因数の和:80693

約数の個数: 40

約数和(自身を含む): 180055440

約数和(自身を除く): 109066720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 80669, 161338, 322676, 403345, 645352, 806690, 887359, 1290704, 1613380, 1774718, 3226760, 3549436, 4436795, 6453520, 7098872, 8873590, 14197744, 17747180, 35494360, 70988720]

約数ペア:

[(1, 70988720), (2, 35494360), (4, 17747180), (5, 14197744), (8, 8873590), (10, 7098872), (11, 6453520), (16, 4436795), (20, 3549436), (22, 3226760), (40, 1774718), (44, 1613380), (55, 1290704), (80, 887359), (88, 806690), (110, 645352), (176, 403345), (220, 322676), (440, 161338), (880, 80669)]