71991232940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{17222783}}^1$

素因数の和:17222822

約数の個数: 48

約数和(自身を含む): 173605662720

約数和(自身を除く): 101614429780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 17222783, 34445566, 68891132, 86113915, 172227830, 189450613, 327232877, 344455660, 378901226, 654465754, 757802452, 947253065, 1308931508, 1636164385, 1894506130, 3272328770, 3599561647, 3789012260, 6544657540, 7199123294, 14398246588, 17997808235, 35995616470, 71991232940]

約数ペア:

[(1, 71991232940), (2, 35995616470), (4, 17997808235), (5, 14398246588), (10, 7199123294), (11, 6544657540), (19, 3789012260), (20, 3599561647), (22, 3272328770), (38, 1894506130), (44, 1636164385), (55, 1308931508), (76, 947253065), (95, 757802452), (110, 654465754), (190, 378901226), (209, 344455660), (220, 327232877), (380, 189450613), (418, 172227830), (836, 86113915), (1045, 68891132), (2090, 34445566), (4180, 17222783)]