20515470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23581}}^1$

素因数の和:23620

約数の個数: 32

約数和(自身を含む): 50937120

約数和(自身を除く): 30421650

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 23581, 47162, 70743, 117905, 141486, 235810, 353715, 683849, 707430, 1367698, 2051547, 3419245, 4103094, 6838490, 10257735, 20515470]

約数ペア:

[(1, 20515470), (2, 10257735), (3, 6838490), (5, 4103094), (6, 3419245), (10, 2051547), (15, 1367698), (29, 707430), (30, 683849), (58, 353715), (87, 235810), (145, 141486), (174, 117905), (290, 70743), (435, 47162), (870, 23581)]