31391290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10429}}^1$

素因数の和:10486

約数の個数: 32

約数和(自身を含む): 66084480

約数和(自身を除く): 34693190

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 10429, 20858, 52145, 73003, 104290, 146006, 365015, 448447, 730030, 896894, 2242235, 3139129, 4484470, 6278258, 15695645, 31391290]

約数ペア:

[(1, 31391290), (2, 15695645), (5, 6278258), (7, 4484470), (10, 3139129), (14, 2242235), (35, 896894), (43, 730030), (70, 448447), (86, 365015), (215, 146006), (301, 104290), (430, 73003), (602, 52145), (1505, 20858), (3010, 10429)]