1330407940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{936907}}^1$

素因数の和:936987

約数の個数: 24

約数和(自身を含む): 2833209792

約数和(自身を除く): 1502801852

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 936907, 1873814, 3747628, 4684535, 9369070, 18738140, 66520397, 133040794, 266081588, 332601985, 665203970, 1330407940]

約数ペア:

[(1, 1330407940), (2, 665203970), (4, 332601985), (5, 266081588), (10, 133040794), (20, 66520397), (71, 18738140), (142, 9369070), (284, 4684535), (355, 3747628), (710, 1873814), (1420, 936907)]