90335560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{322627}}^1$

素因数の和:322645

約数の個数: 32

約数和(自身を含む): 232292160

約数和(自身を除く): 141956600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 322627, 645254, 1290508, 1613135, 2258389, 2581016, 3226270, 4516778, 6452540, 9033556, 11291945, 12905080, 18067112, 22583890, 45167780, 90335560]

約数ペア:

[(1, 90335560), (2, 45167780), (4, 22583890), (5, 18067112), (7, 12905080), (8, 11291945), (10, 9033556), (14, 6452540), (20, 4516778), (28, 3226270), (35, 2581016), (40, 2258389), (56, 1613135), (70, 1290508), (140, 645254), (280, 322627)]