89090680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{318181}}^1$

素因数の和:318199

約数の個数: 32

約数和(自身を含む): 229091040

約数和(自身を除く): 140000360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 318181, 636362, 1272724, 1590905, 2227267, 2545448, 3181810, 4454534, 6363620, 8909068, 11136335, 12727240, 17818136, 22272670, 44545340, 89090680]

約数ペア:

[(1, 89090680), (2, 44545340), (4, 22272670), (5, 17818136), (7, 12727240), (8, 11136335), (10, 8909068), (14, 6363620), (20, 4454534), (28, 3181810), (35, 2545448), (40, 2227267), (56, 1590905), (70, 1272724), (140, 636362), (280, 318181)]