1543280

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 40

約数和(自身を含む): 3642624

約数和(自身を除く): 2099344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 191, 202, 382, 404, 505, 764, 808, 955, 1010, 1528, 1616, 1910, 2020, 3056, 3820, 4040, 7640, 8080, 15280, 19291, 38582, 77164, 96455, 154328, 192910, 308656, 385820, 771640, 1543280]

約数ペア:

[(1, 1543280), (2, 771640), (4, 385820), (5, 308656), (8, 192910), (10, 154328), (16, 96455), (20, 77164), (40, 38582), (80, 19291), (101, 15280), (191, 8080), (202, 7640), (382, 4040), (404, 3820), (505, 3056), (764, 2020), (808, 1910), (955, 1616), (1010, 1528)]