10400210320

素因数分解:

$2^4\times 5^1\times {\mathrm{130002629}}^1$

素因数の和:130002642

約数の個数: 20

約数和(自身を含む): 24180489180

約数和(自身を除く): 13780278860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 130002629, 260005258, 520010516, 650013145, 1040021032, 1300026290, 2080042064, 2600052580, 5200105160, 10400210320]

約数ペア:

[(1, 10400210320), (2, 5200105160), (4, 2600052580), (5, 2080042064), (8, 1300026290), (10, 1040021032), (16, 650013145), (20, 520010516), (40, 260005258), (80, 130002629)]