7889560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1483}}^1$

素因数の和:1520

約数の個数: 64

約数和(自身を含む): 21369600

約数和(自身を除く): 13480040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 1483, 2660, 2966, 5320, 5932, 7415, 10381, 11864, 14830, 20762, 28177, 29660, 41524, 51905, 56354, 59320, 83048, 103810, 112708, 140885, 197239, 207620, 225416, 281770, 394478, 415240, 563540, 788956, 986195, 1127080, 1577912, 1972390, 3944780, 7889560]

約数ペア:

[(1, 7889560), (2, 3944780), (4, 1972390), (5, 1577912), (7, 1127080), (8, 986195), (10, 788956), (14, 563540), (19, 415240), (20, 394478), (28, 281770), (35, 225416), (38, 207620), (40, 197239), (56, 140885), (70, 112708), (76, 103810), (95, 83048), (133, 59320), (140, 56354), (152, 51905), (190, 41524), (266, 29660), (280, 28177), (380, 20762), (532, 14830), (665, 11864), (760, 10381), (1064, 7415), (1330, 5932), (1483, 5320), (2660, 2966)]