22277920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19891}}^1$

素因数の和:19913

約数の個数: 48

約数和(自身を含む): 60153408

約数和(自身を除く): 37875488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 19891, 39782, 79564, 99455, 139237, 159128, 198910, 278474, 318256, 397820, 556948, 636512, 696185, 795640, 1113896, 1392370, 1591280, 2227792, 2784740, 3182560, 4455584, 5569480, 11138960, 22277920]

約数ペア:

[(1, 22277920), (2, 11138960), (4, 5569480), (5, 4455584), (7, 3182560), (8, 2784740), (10, 2227792), (14, 1591280), (16, 1392370), (20, 1113896), (28, 795640), (32, 696185), (35, 636512), (40, 556948), (56, 397820), (70, 318256), (80, 278474), (112, 198910), (140, 159128), (160, 139237), (224, 99455), (280, 79564), (560, 39782), (1120, 19891)]