12647728280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2613167}}^1$

素因数の和:2613200

約数の個数: 48

約数和(自身を含む): 31279620960

約数和(自身を除く): 18631892680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 2613167, 5226334, 10452668, 13065835, 20905336, 26131670, 28744837, 52263340, 57489674, 104526680, 114979348, 143724185, 229958696, 287448370, 316193207, 574896740, 632386414, 1149793480, 1264772828, 1580966035, 2529545656, 3161932070, 6323864140, 12647728280]

約数ペア:

[(1, 12647728280), (2, 6323864140), (4, 3161932070), (5, 2529545656), (8, 1580966035), (10, 1264772828), (11, 1149793480), (20, 632386414), (22, 574896740), (40, 316193207), (44, 287448370), (55, 229958696), (88, 143724185), (110, 114979348), (121, 104526680), (220, 57489674), (242, 52263340), (440, 28744837), (484, 26131670), (605, 20905336), (968, 13065835), (1210, 10452668), (2420, 5226334), (4840, 2613167)]