31010840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{110753}}^1$

素因数の和:110771

約数の個数: 32

約数和(自身を含む): 79742880

約数和(自身を除く): 48732040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 110753, 221506, 443012, 553765, 775271, 886024, 1107530, 1550542, 2215060, 3101084, 3876355, 4430120, 6202168, 7752710, 15505420, 31010840]

約数ペア:

[(1, 31010840), (2, 15505420), (4, 7752710), (5, 6202168), (7, 4430120), (8, 3876355), (10, 3101084), (14, 2215060), (20, 1550542), (28, 1107530), (35, 886024), (40, 775271), (56, 553765), (70, 443012), (140, 221506), (280, 110753)]