2017695280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{615151}}^1$

素因数の和:615205

約数の個数: 40

約数和(自身を含む): 4805567424

約数和(自身を除く): 2787872144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 615151, 1230302, 2460604, 3075755, 4921208, 6151510, 9842416, 12303020, 24606040, 25221191, 49212080, 50442382, 100884764, 126105955, 201769528, 252211910, 403539056, 504423820, 1008847640, 2017695280]

約数ペア:

[(1, 2017695280), (2, 1008847640), (4, 504423820), (5, 403539056), (8, 252211910), (10, 201769528), (16, 126105955), (20, 100884764), (40, 50442382), (41, 49212080), (80, 25221191), (82, 24606040), (164, 12303020), (205, 9842416), (328, 6151510), (410, 4921208), (656, 3075755), (820, 2460604), (1640, 1230302), (3280, 615151)]