7894180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 19152000

約数和(自身を除く): 11257820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 499, 565, 791, 998, 1130, 1582, 1996, 2260, 2495, 3164, 3493, 3955, 4990, 6986, 7910, 9980, 13972, 15820, 17465, 34930, 56387, 69860, 112774, 225548, 281935, 394709, 563870, 789418, 1127740, 1578836, 1973545, 3947090, 7894180]

約数ペア:

[(1, 7894180), (2, 3947090), (4, 1973545), (5, 1578836), (7, 1127740), (10, 789418), (14, 563870), (20, 394709), (28, 281935), (35, 225548), (70, 112774), (113, 69860), (140, 56387), (226, 34930), (452, 17465), (499, 15820), (565, 13972), (791, 9980), (998, 7910), (1130, 6986), (1582, 4990), (1996, 3955), (2260, 3493), (2495, 3164)]