1627660

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{839}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 3457440

約数和(自身を除く): 1829780

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 839, 970, 1678, 1940, 3356, 4195, 8390, 16780, 81383, 162766, 325532, 406915, 813830, 1627660]

約数ペア:

[(1, 1627660), (2, 813830), (4, 406915), (5, 325532), (10, 162766), (20, 81383), (97, 16780), (194, 8390), (388, 4195), (485, 3356), (839, 1940), (970, 1678)]