47579990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1399}}^1$

素因数の和:1604

約数の個数: 32

約数和(自身を含む): 90720000

約数和(自身を除く): 43140010

約数列:

[1, 2, 5, 10, 19, 38, 95, 179, 190, 358, 895, 1399, 1790, 2798, 3401, 6802, 6995, 13990, 17005, 26581, 34010, 53162, 132905, 250421, 265810, 500842, 1252105, 2504210, 4757999, 9515998, 23789995, 47579990]

約数ペア:

[(1, 47579990), (2, 23789995), (5, 9515998), (10, 4757999), (19, 2504210), (38, 1252105), (95, 500842), (179, 265810), (190, 250421), (358, 132905), (895, 53162), (1399, 34010), (1790, 26581), (2798, 17005), (3401, 13990), (6802, 6995)]