3944780

素因数分解:

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

素因数の和:1518

約数の個数: 48

約数和(自身を含む): 9972480

約数和(自身を除く): 6027700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 1483, 2660, 2966, 5932, 7415, 10381, 14830, 20762, 28177, 29660, 41524, 51905, 56354, 103810, 112708, 140885, 197239, 207620, 281770, 394478, 563540, 788956, 986195, 1972390, 3944780]

約数ペア:

[(1, 3944780), (2, 1972390), (4, 986195), (5, 788956), (7, 563540), (10, 394478), (14, 281770), (19, 207620), (20, 197239), (28, 140885), (35, 112708), (38, 103810), (70, 56354), (76, 51905), (95, 41524), (133, 29660), (140, 28177), (190, 20762), (266, 14830), (380, 10381), (532, 7415), (665, 5932), (1330, 2966), (1483, 2660)]