1008638210

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{725639}}^1$

素因数の和:725785

約数の個数: 16

約数和(自身を含む): 1828612800

約数和(自身を除く): 819974590

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 725639, 1451278, 3628195, 7256390, 100863821, 201727642, 504319105, 1008638210]

約数ペア:

[(1, 1008638210), (2, 504319105), (5, 201727642), (10, 100863821), (139, 7256390), (278, 3628195), (695, 1451278), (1390, 725639)]