17638620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1973}}^1$

素因数の和:2134

約数の個数: 48

約数和(自身を含む): 49744800

約数和(自身を除く): 32106180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 1973, 2235, 2980, 3946, 4470, 5919, 7892, 8940, 9865, 11838, 19730, 23676, 29595, 39460, 59190, 118380, 293977, 587954, 881931, 1175908, 1469885, 1763862, 2939770, 3527724, 4409655, 5879540, 8819310, 17638620]

約数ペア:

[(1, 17638620), (2, 8819310), (3, 5879540), (4, 4409655), (5, 3527724), (6, 2939770), (10, 1763862), (12, 1469885), (15, 1175908), (20, 881931), (30, 587954), (60, 293977), (149, 118380), (298, 59190), (447, 39460), (596, 29595), (745, 23676), (894, 19730), (1490, 11838), (1788, 9865), (1973, 8940), (2235, 7892), (2980, 5919), (3946, 4470)]