201764980

素因数分解:

$2^2\times 5^1\times {\mathrm{1597}}^1\times {\mathrm{6317}}^1$

素因数の和:7923

約数の個数: 24

約数和(自身を含む): 424038888

約数和(自身を除く): 222273908

約数列:

[1, 2, 4, 5, 10, 20, 1597, 3194, 6317, 6388, 7985, 12634, 15970, 25268, 31585, 31940, 63170, 126340, 10088249, 20176498, 40352996, 50441245, 100882490, 201764980]

約数ペア:

[(1, 201764980), (2, 100882490), (4, 50441245), (5, 40352996), (10, 20176498), (20, 10088249), (1597, 126340), (3194, 63170), (6317, 31940), (6388, 31585), (7985, 25268), (12634, 15970)]