859699240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{302711}}^1$

素因数の和:302793

約数の個数: 32

約数和(自身を含む): 1961573760

約数和(自身を除く): 1101874520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 302711, 605422, 1210844, 1513555, 2421688, 3027110, 6054220, 12108440, 21492481, 42984962, 85969924, 107462405, 171939848, 214924810, 429849620, 859699240]

約数ペア:

[(1, 859699240), (2, 429849620), (4, 214924810), (5, 171939848), (8, 107462405), (10, 85969924), (20, 42984962), (40, 21492481), (71, 12108440), (142, 6054220), (284, 3027110), (355, 2421688), (568, 1513555), (710, 1210844), (1420, 605422), (2840, 302711)]