20440010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{601}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 39009600

約数和(自身を除く): 18569590

約数列:

[1, 2, 5, 10, 19, 38, 95, 179, 190, 358, 601, 895, 1202, 1790, 3005, 3401, 6010, 6802, 11419, 17005, 22838, 34010, 57095, 107579, 114190, 215158, 537895, 1075790, 2044001, 4088002, 10220005, 20440010]

約数ペア:

[(1, 20440010), (2, 10220005), (5, 4088002), (10, 2044001), (19, 1075790), (38, 537895), (95, 215158), (179, 114190), (190, 107579), (358, 57095), (601, 34010), (895, 22838), (1202, 17005), (1790, 11419), (3005, 6802), (3401, 6010)]