9875060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 23520000

約数和(自身を除く): 13644940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 1999, 2470, 3998, 4940, 7996, 9995, 19990, 25987, 37981, 39980, 51974, 75962, 103948, 129935, 151924, 189905, 259870, 379810, 493753, 519740, 759620, 987506, 1975012, 2468765, 4937530, 9875060]

約数ペア:

[(1, 9875060), (2, 4937530), (4, 2468765), (5, 1975012), (10, 987506), (13, 759620), (19, 519740), (20, 493753), (26, 379810), (38, 259870), (52, 189905), (65, 151924), (76, 129935), (95, 103948), (130, 75962), (190, 51974), (247, 39980), (260, 37981), (380, 25987), (494, 19990), (988, 9995), (1235, 7996), (1999, 4940), (2470, 3998)]