51839340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{123427}}^1$

素因数の和:123446

約数の個数: 48

約数和(自身を含む): 165887232

約数和(自身を除く): 114047892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 123427, 246854, 370281, 493708, 617135, 740562, 863989, 1234270, 1481124, 1727978, 1851405, 2468540, 2591967, 3455956, 3702810, 4319945, 5183934, 7405620, 8639890, 10367868, 12959835, 17279780, 25919670, 51839340]

約数ペア:

[(1, 51839340), (2, 25919670), (3, 17279780), (4, 12959835), (5, 10367868), (6, 8639890), (7, 7405620), (10, 5183934), (12, 4319945), (14, 3702810), (15, 3455956), (20, 2591967), (21, 2468540), (28, 1851405), (30, 1727978), (35, 1481124), (42, 1234270), (60, 863989), (70, 740562), (84, 617135), (105, 493708), (140, 370281), (210, 246854), (420, 123427)]