997962260

素因数分解:

$2^2\times 5^1\times {\mathrm{4219}}^1\times {\mathrm{11827}}^1$

素因数の和:16055

約数の個数: 24

約数和(自身を含む): 2096394720

約数和(自身を除く): 1098432460

約数列:

[1, 2, 4, 5, 10, 20, 4219, 8438, 11827, 16876, 21095, 23654, 42190, 47308, 59135, 84380, 118270, 236540, 49898113, 99796226, 199592452, 249490565, 498981130, 997962260]

約数ペア:

[(1, 997962260), (2, 498981130), (4, 249490565), (5, 199592452), (10, 99796226), (20, 49898113), (4219, 236540), (8438, 118270), (11827, 84380), (16876, 59135), (21095, 47308), (23654, 42190)]