2201990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 4596480

約数和(自身を除く): 2394490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 379, 415, 581, 758, 830, 1162, 1895, 2653, 2905, 3790, 5306, 5810, 13265, 26530, 31457, 62914, 157285, 220199, 314570, 440398, 1100995, 2201990]

約数ペア:

[(1, 2201990), (2, 1100995), (5, 440398), (7, 314570), (10, 220199), (14, 157285), (35, 62914), (70, 31457), (83, 26530), (166, 13265), (379, 5810), (415, 5306), (581, 3790), (758, 2905), (830, 2653), (1162, 1895)]