4404020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12953}}^1$

素因数の和:12979

約数の個数: 24

約数和(自身を含む): 9793224

約数和(自身を除く): 5389204

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 12953, 25906, 51812, 64765, 129530, 220201, 259060, 440402, 880804, 1101005, 2202010, 4404020]

約数ペア:

[(1, 4404020), (2, 2202010), (4, 1101005), (5, 880804), (10, 440402), (17, 259060), (20, 220201), (34, 129530), (68, 64765), (85, 51812), (170, 25906), (340, 12953)]