223522120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{328709}}^1$

素因数の和:328737

約数の個数: 32

約数和(自身を含む): 532510200

約数和(自身を除く): 308988080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 328709, 657418, 1314836, 1643545, 2629672, 3287090, 5588053, 6574180, 11176106, 13148360, 22352212, 27940265, 44704424, 55880530, 111761060, 223522120]

約数ペア:

[(1, 223522120), (2, 111761060), (4, 55880530), (5, 44704424), (8, 27940265), (10, 22352212), (17, 13148360), (20, 11176106), (34, 6574180), (40, 5588053), (68, 3287090), (85, 2629672), (136, 1643545), (170, 1314836), (340, 657418), (680, 328709)]