17989282420

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{353}}^1\times {\mathrm{7561}}^1$

素因数の和:8260

約数の個数: 48

約数和(自身を含む): 38001953808

約数和(自身を除く): 20012671388

約数列:

[1, 2, 4, 5, 10, 20, 337, 353, 674, 706, 1348, 1412, 1685, 1765, 3370, 3530, 6740, 7060, 7561, 15122, 30244, 37805, 75610, 118961, 151220, 237922, 475844, 594805, 1189610, 2379220, 2548057, 2669033, 5096114, 5338066, 10192228, 10676132, 12740285, 13345165, 25480570, 26690330, 50961140, 53380660, 899464121, 1798928242, 3597856484, 4497320605, 8994641210, 17989282420]

約数ペア:

[(1, 17989282420), (2, 8994641210), (4, 4497320605), (5, 3597856484), (10, 1798928242), (20, 899464121), (337, 53380660), (353, 50961140), (674, 26690330), (706, 25480570), (1348, 13345165), (1412, 12740285), (1685, 10676132), (1765, 10192228), (3370, 5338066), (3530, 5096114), (6740, 2669033), (7060, 2548057), (7561, 2379220), (15122, 1189610), (30244, 594805), (37805, 475844), (75610, 237922), (118961, 151220)]