361802020

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{39241}}^1$

素因数の和:39711

約数の個数: 24

約数和(自身を含む): 761451768

約数和(自身を除く): 399649748

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 9220, 39241, 78482, 156964, 196205, 392410, 784820, 18090101, 36180202, 72360404, 90450505, 180901010, 361802020]

約数ペア:

[(1, 361802020), (2, 180901010), (4, 90450505), (5, 72360404), (10, 36180202), (20, 18090101), (461, 784820), (922, 392410), (1844, 196205), (2305, 156964), (4610, 78482), (9220, 39241)]