31310120

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{13267}}^1$

素因数の和:13337

約数の個数: 32

約数和(自身を含む): 71647200

約数和(自身を除く): 40337080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 13267, 26534, 53068, 66335, 106136, 132670, 265340, 530680, 782753, 1565506, 3131012, 3913765, 6262024, 7827530, 15655060, 31310120]

約数ペア:

[(1, 31310120), (2, 15655060), (4, 7827530), (5, 6262024), (8, 3913765), (10, 3131012), (20, 1565506), (40, 782753), (59, 530680), (118, 265340), (236, 132670), (295, 106136), (472, 66335), (590, 53068), (1180, 26534), (2360, 13267)]