72740140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1567}}^1$

素因数の和:1798

約数の個数: 48

約数和(自身を含む): 167537664

約数和(自身を除く): 94797524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 844, 1055, 1567, 2110, 2321, 3134, 4220, 4642, 6268, 7835, 9284, 11605, 15670, 17237, 23210, 31340, 34474, 46420, 68948, 86185, 172370, 330637, 344740, 661274, 1322548, 1653185, 3306370, 3637007, 6612740, 7274014, 14548028, 18185035, 36370070, 72740140]

約数ペア:

[(1, 72740140), (2, 36370070), (4, 18185035), (5, 14548028), (10, 7274014), (11, 6612740), (20, 3637007), (22, 3306370), (44, 1653185), (55, 1322548), (110, 661274), (211, 344740), (220, 330637), (422, 172370), (844, 86185), (1055, 68948), (1567, 46420), (2110, 34474), (2321, 31340), (3134, 23210), (4220, 17237), (4642, 15670), (6268, 11605), (7835, 9284)]