71995220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{327251}}^1$

素因数の和:327271

約数の個数: 24

約数和(自身を含む): 164935008

約数和(自身を除く): 92939788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 327251, 654502, 1309004, 1636255, 3272510, 3599761, 6545020, 7199522, 14399044, 17998805, 35997610, 71995220]

約数ペア:

[(1, 71995220), (2, 35997610), (4, 17998805), (5, 14399044), (10, 7199522), (11, 6545020), (20, 3599761), (22, 3272510), (44, 1636255), (55, 1309004), (110, 654502), (220, 327251)]