20852280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57923}}^1$

素因数の和:57940

約数の個数: 48

約数和(自身を含む): 67771080

約数和(自身を除く): 46918800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57923, 115846, 173769, 231692, 289615, 347538, 463384, 521307, 579230, 695076, 868845, 1042614, 1158460, 1390152, 1737690, 2085228, 2316920, 2606535, 3475380, 4170456, 5213070, 6950760, 10426140, 20852280]

約数ペア:

[(1, 20852280), (2, 10426140), (3, 6950760), (4, 5213070), (5, 4170456), (6, 3475380), (8, 2606535), (9, 2316920), (10, 2085228), (12, 1737690), (15, 1390152), (18, 1158460), (20, 1042614), (24, 868845), (30, 695076), (36, 579230), (40, 521307), (45, 463384), (60, 347538), (72, 289615), (90, 231692), (120, 173769), (180, 115846), (360, 57923)]