626920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2239}}^1$

素因数の和:2257

約数の個数: 32

約数和(自身を含む): 1612800

約数和(自身を除く): 985880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2239, 4478, 8956, 11195, 15673, 17912, 22390, 31346, 44780, 62692, 78365, 89560, 125384, 156730, 313460, 626920]

約数ペア:

[(1, 626920), (2, 313460), (4, 156730), (5, 125384), (7, 89560), (8, 78365), (10, 62692), (14, 44780), (20, 31346), (28, 22390), (35, 17912), (40, 15673), (56, 11195), (70, 8956), (140, 4478), (280, 2239)]