1557804940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1162541}}^1$

素因数の和:1162617

約数の個数: 24

約数和(自身を含む): 3320219952

約数和(自身を除く): 1762415012

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 1162541, 2325082, 4650164, 5812705, 11625410, 23250820, 77890247, 155780494, 311560988, 389451235, 778902470, 1557804940]

約数ペア:

[(1, 1557804940), (2, 778902470), (4, 389451235), (5, 311560988), (10, 155780494), (20, 77890247), (67, 23250820), (134, 11625410), (268, 5812705), (335, 4650164), (670, 2325082), (1340, 1162541)]