1981920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{4129}}^1$

素因数の和:4147

約数の個数: 48

約数和(自身を含む): 6244560

約数和(自身を除く): 4262640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 4129, 8258, 12387, 16516, 20645, 24774, 33032, 41290, 49548, 61935, 66064, 82580, 99096, 123870, 132128, 165160, 198192, 247740, 330320, 396384, 495480, 660640, 990960, 1981920]

約数ペア:

[(1, 1981920), (2, 990960), (3, 660640), (4, 495480), (5, 396384), (6, 330320), (8, 247740), (10, 198192), (12, 165160), (15, 132128), (16, 123870), (20, 99096), (24, 82580), (30, 66064), (32, 61935), (40, 49548), (48, 41290), (60, 33032), (80, 24774), (96, 20645), (120, 16516), (160, 12387), (240, 8258), (480, 4129)]