31855340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4993}}^1$

素因数の和:5042

約数の個数: 48

約数和(自身を含む): 75509280

約数和(自身を除く): 43653940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 4993, 6380, 9986, 19972, 24965, 49930, 54923, 99860, 109846, 144797, 219692, 274615, 289594, 549230, 579188, 723985, 1098460, 1447970, 1592767, 2895940, 3185534, 6371068, 7963835, 15927670, 31855340]

約数ペア:

[(1, 31855340), (2, 15927670), (4, 7963835), (5, 6371068), (10, 3185534), (11, 2895940), (20, 1592767), (22, 1447970), (29, 1098460), (44, 723985), (55, 579188), (58, 549230), (110, 289594), (116, 274615), (145, 219692), (220, 144797), (290, 109846), (319, 99860), (580, 54923), (638, 49930), (1276, 24965), (1595, 19972), (3190, 9986), (4993, 6380)]