70638040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{160541}}^1$

素因数の和:160563

約数の個数: 32

約数和(自身を含む): 173385360

約数和(自身を除く): 102747320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 160541, 321082, 642164, 802705, 1284328, 1605410, 1765951, 3210820, 3531902, 6421640, 7063804, 8829755, 14127608, 17659510, 35319020, 70638040]

約数ペア:

[(1, 70638040), (2, 35319020), (4, 17659510), (5, 14127608), (8, 8829755), (10, 7063804), (11, 6421640), (20, 3531902), (22, 3210820), (40, 1765951), (44, 1605410), (55, 1284328), (88, 802705), (110, 642164), (220, 321082), (440, 160541)]