201138620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{245291}}^1$

素因数の和:245341

約数の個数: 24

約数和(自身を含む): 432695088

約数和(自身を除く): 231556468

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 245291, 490582, 981164, 1226455, 2452910, 4905820, 10056931, 20113862, 40227724, 50284655, 100569310, 201138620]

約数ペア:

[(1, 201138620), (2, 100569310), (4, 50284655), (5, 40227724), (10, 20113862), (20, 10056931), (41, 4905820), (82, 2452910), (164, 1226455), (205, 981164), (410, 490582), (820, 245291)]