124636420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{102161}}^1$

素因数の和:102231

約数の個数: 24

約数和(自身を含む): 266029848

約数和(自身を除く): 141393428

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 102161, 204322, 408644, 510805, 1021610, 2043220, 6231821, 12463642, 24927284, 31159105, 62318210, 124636420]

約数ペア:

[(1, 124636420), (2, 62318210), (4, 31159105), (5, 24927284), (10, 12463642), (20, 6231821), (61, 2043220), (122, 1021610), (244, 510805), (305, 408644), (610, 204322), (1220, 102161)]