314840920

素因数分解:

$2^3\times 5^1\times {\mathrm{761}}^1\times {\mathrm{10343}}^1$

素因数の和:11115

約数の個数: 32

約数和(自身を含む): 709391520

約数和(自身を除く): 394550600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 761, 1522, 3044, 3805, 6088, 7610, 10343, 15220, 20686, 30440, 41372, 51715, 82744, 103430, 206860, 413720, 7871023, 15742046, 31484092, 39355115, 62968184, 78710230, 157420460, 314840920]

約数ペア:

[(1, 314840920), (2, 157420460), (4, 78710230), (5, 62968184), (8, 39355115), (10, 31484092), (20, 15742046), (40, 7871023), (761, 413720), (1522, 206860), (3044, 103430), (3805, 82744), (6088, 51715), (7610, 41372), (10343, 30440), (15220, 20686)]