20761080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10177}}^1$

素因数の和:10208

約数の個数: 64

約数和(自身を含む): 65953440

約数和(自身を除く): 45192360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 10177, 20354, 30531, 40708, 50885, 61062, 81416, 101770, 122124, 152655, 173009, 203540, 244248, 305310, 346018, 407080, 519027, 610620, 692036, 865045, 1038054, 1221240, 1384072, 1730090, 2076108, 2595135, 3460180, 4152216, 5190270, 6920360, 10380540, 20761080]

約数ペア:

[(1, 20761080), (2, 10380540), (3, 6920360), (4, 5190270), (5, 4152216), (6, 3460180), (8, 2595135), (10, 2076108), (12, 1730090), (15, 1384072), (17, 1221240), (20, 1038054), (24, 865045), (30, 692036), (34, 610620), (40, 519027), (51, 407080), (60, 346018), (68, 305310), (85, 244248), (102, 203540), (120, 173009), (136, 152655), (170, 122124), (204, 101770), (255, 81416), (340, 61062), (408, 50885), (510, 40708), (680, 30531), (1020, 20354), (2040, 10177)]