71803820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29671}}^1$

素因数の和:29702

約数の個数: 36

約数和(自身を含む): 165747792

約数和(自身を除く): 93943972

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 29671, 59342, 118684, 148355, 296710, 326381, 593420, 652762, 1305524, 1631905, 3263810, 3590191, 6527620, 7180382, 14360764, 17950955, 35901910, 71803820]

約数ペア:

[(1, 71803820), (2, 35901910), (4, 17950955), (5, 14360764), (10, 7180382), (11, 6527620), (20, 3590191), (22, 3263810), (44, 1631905), (55, 1305524), (110, 652762), (121, 593420), (220, 326381), (242, 296710), (484, 148355), (605, 118684), (1210, 59342), (2420, 29671)]