248985220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1131751}}^1$

素因数の和:1131771

約数の個数: 24

約数和(自身を含む): 570403008

約数和(自身を除く): 321417788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1131751, 2263502, 4527004, 5658755, 11317510, 12449261, 22635020, 24898522, 49797044, 62246305, 124492610, 248985220]

約数ペア:

[(1, 248985220), (2, 124492610), (4, 62246305), (5, 49797044), (10, 24898522), (11, 22635020), (20, 12449261), (22, 11317510), (44, 5658755), (55, 4527004), (110, 2263502), (220, 1131751)]