2069800

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 4910400

約数和(自身を除く): 2840600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 131, 158, 200, 262, 316, 395, 524, 632, 655, 790, 1048, 1310, 1580, 1975, 2620, 3160, 3275, 3950, 5240, 6550, 7900, 10349, 13100, 15800, 20698, 26200, 41396, 51745, 82792, 103490, 206980, 258725, 413960, 517450, 1034900, 2069800]

約数ペア:

[(1, 2069800), (2, 1034900), (4, 517450), (5, 413960), (8, 258725), (10, 206980), (20, 103490), (25, 82792), (40, 51745), (50, 41396), (79, 26200), (100, 20698), (131, 15800), (158, 13100), (200, 10349), (262, 7900), (316, 6550), (395, 5240), (524, 3950), (632, 3275), (655, 3160), (790, 2620), (1048, 1975), (1310, 1580)]