15653920

素因数分解:

$2^5\times 5^1\times {\mathrm{227}}^1\times {\mathrm{431}}^1$

素因数の和:673

約数の個数: 48

約数和(自身を含む): 37231488

約数和(自身を除く): 21577568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 227, 431, 454, 862, 908, 1135, 1724, 1816, 2155, 2270, 3448, 3632, 4310, 4540, 6896, 7264, 8620, 9080, 13792, 17240, 18160, 34480, 36320, 68960, 97837, 195674, 391348, 489185, 782696, 978370, 1565392, 1956740, 3130784, 3913480, 7826960, 15653920]

約数ペア:

[(1, 15653920), (2, 7826960), (4, 3913480), (5, 3130784), (8, 1956740), (10, 1565392), (16, 978370), (20, 782696), (32, 489185), (40, 391348), (80, 195674), (160, 97837), (227, 68960), (431, 36320), (454, 34480), (862, 18160), (908, 17240), (1135, 13792), (1724, 9080), (1816, 8620), (2155, 7264), (2270, 6896), (3448, 4540), (3632, 4310)]