49408020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{274489}}^1$

素因数の和:274504

約数の個数: 36

約数和(自身を含む): 149871540

約数和(自身を除く): 100463520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 274489, 548978, 823467, 1097956, 1372445, 1646934, 2470401, 2744890, 3293868, 4117335, 4940802, 5489780, 8234670, 9881604, 12352005, 16469340, 24704010, 49408020]

約数ペア:

[(1, 49408020), (2, 24704010), (3, 16469340), (4, 12352005), (5, 9881604), (6, 8234670), (9, 5489780), (10, 4940802), (12, 4117335), (15, 3293868), (18, 2744890), (20, 2470401), (30, 1646934), (36, 1372445), (45, 1097956), (60, 823467), (90, 548978), (180, 274489)]