8687820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4993}}^1$

素因数の和:5034

約数の個数: 48

約数和(自身を含む): 25169760

約数和(自身を除く): 16481940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 4993, 9986, 14979, 19972, 24965, 29958, 49930, 59916, 74895, 99860, 144797, 149790, 289594, 299580, 434391, 579188, 723985, 868782, 1447970, 1737564, 2171955, 2895940, 4343910, 8687820]

約数ペア:

[(1, 8687820), (2, 4343910), (3, 2895940), (4, 2171955), (5, 1737564), (6, 1447970), (10, 868782), (12, 723985), (15, 579188), (20, 434391), (29, 299580), (30, 289594), (58, 149790), (60, 144797), (87, 99860), (116, 74895), (145, 59916), (174, 49930), (290, 29958), (348, 24965), (435, 19972), (580, 14979), (870, 9986), (1740, 4993)]