2019370820

素因数分解:

$2^2\times 5^1\times {\mathrm{5387}}^1\times {\mathrm{18743}}^1$

素因数の和:24139

約数の個数: 24

約数和(自身を含む): 4241692224

約数和(自身を除く): 2222321404

約数列:

[1, 2, 4, 5, 10, 20, 5387, 10774, 18743, 21548, 26935, 37486, 53870, 74972, 93715, 107740, 187430, 374860, 100968541, 201937082, 403874164, 504842705, 1009685410, 2019370820]

約数ペア:

[(1, 2019370820), (2, 1009685410), (4, 504842705), (5, 403874164), (10, 201937082), (20, 100968541), (5387, 374860), (10774, 187430), (18743, 107740), (21548, 93715), (26935, 74972), (37486, 53870)]