20852010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{523}}^1$

素因数の和:979

約数の個数: 48

約数和(自身を含む): 54441504

約数和(自身を除く): 33589494

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 443, 523, 886, 1046, 1329, 1569, 2215, 2615, 2658, 3138, 3987, 4430, 4707, 5230, 6645, 7845, 7974, 9414, 13290, 15690, 19935, 23535, 39870, 47070, 231689, 463378, 695067, 1158445, 1390134, 2085201, 2316890, 3475335, 4170402, 6950670, 10426005, 20852010]

約数ペア:

[(1, 20852010), (2, 10426005), (3, 6950670), (5, 4170402), (6, 3475335), (9, 2316890), (10, 2085201), (15, 1390134), (18, 1158445), (30, 695067), (45, 463378), (90, 231689), (443, 47070), (523, 39870), (886, 23535), (1046, 19935), (1329, 15690), (1569, 13290), (2215, 9414), (2615, 7974), (2658, 7845), (3138, 6645), (3987, 5230), (4430, 4707)]