2018459240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{17123}}^1$

素因数の和:17562

約数の個数: 64

約数和(自身を含む): 5202956160

約数和(自身を除く): 3184496920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 421, 842, 1684, 2105, 2947, 3368, 4210, 5894, 8420, 11788, 14735, 16840, 17123, 23576, 29470, 34246, 58940, 68492, 85615, 117880, 119861, 136984, 171230, 239722, 342460, 479444, 599305, 684920, 958888, 1198610, 2397220, 4794440, 7208783, 14417566, 28835132, 36043915, 50461481, 57670264, 72087830, 100922962, 144175660, 201845924, 252307405, 288351320, 403691848, 504614810, 1009229620, 2018459240]

約数ペア:

[(1, 2018459240), (2, 1009229620), (4, 504614810), (5, 403691848), (7, 288351320), (8, 252307405), (10, 201845924), (14, 144175660), (20, 100922962), (28, 72087830), (35, 57670264), (40, 50461481), (56, 36043915), (70, 28835132), (140, 14417566), (280, 7208783), (421, 4794440), (842, 2397220), (1684, 1198610), (2105, 958888), (2947, 684920), (3368, 599305), (4210, 479444), (5894, 342460), (8420, 239722), (11788, 171230), (14735, 136984), (16840, 119861), (17123, 117880), (23576, 85615), (29470, 68492), (34246, 58940)]