664090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:246

約数の個数: 32

約数和(自身を含む): 1399680

約数和(自身を除く): 735590

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 179, 265, 358, 371, 530, 742, 895, 1253, 1790, 1855, 2506, 3710, 6265, 9487, 12530, 18974, 47435, 66409, 94870, 132818, 332045, 664090]

約数ペア:

[(1, 664090), (2, 332045), (5, 132818), (7, 94870), (10, 66409), (14, 47435), (35, 18974), (53, 12530), (70, 9487), (106, 6265), (179, 3710), (265, 2506), (358, 1855), (371, 1790), (530, 1253), (742, 895)]