31997560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{114277}}^1$

素因数の和:114295

約数の個数: 32

約数和(自身を含む): 82280160

約数和(自身を除く): 50282600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 114277, 228554, 457108, 571385, 799939, 914216, 1142770, 1599878, 2285540, 3199756, 3999695, 4571080, 6399512, 7999390, 15998780, 31997560]

約数ペア:

[(1, 31997560), (2, 15998780), (4, 7999390), (5, 6399512), (7, 4571080), (8, 3999695), (10, 3199756), (14, 2285540), (20, 1599878), (28, 1142770), (35, 914216), (40, 799939), (56, 571385), (70, 457108), (140, 228554), (280, 114277)]