63872180

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{12143}}^1$

素因数の和:12415

約数の個数: 24

約数和(自身を含む): 134652672

約数和(自身を除く): 70780492

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 12143, 24286, 48572, 60715, 121430, 242860, 3193609, 6387218, 12774436, 15968045, 31936090, 63872180]

約数ペア:

[(1, 63872180), (2, 31936090), (4, 15968045), (5, 12774436), (10, 6387218), (20, 3193609), (263, 242860), (526, 121430), (1052, 60715), (1315, 48572), (2630, 24286), (5260, 12143)]