1260721810

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{465211}}^1$

素因数の和:465489

約数の個数: 16

約数和(自身を含む): 2277677952

約数和(自身を除く): 1016956142

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 465211, 930422, 2326055, 4652110, 126072181, 252144362, 630360905, 1260721810]

約数ペア:

[(1, 1260721810), (2, 630360905), (5, 252144362), (10, 126072181), (271, 4652110), (542, 2326055), (1355, 930422), (2710, 465211)]