989150

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:356

約数の個数: 24

約数和(自身を含む): 1871904

約数和(自身を除く): 882754

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 271, 365, 542, 730, 1355, 1825, 2710, 3650, 6775, 13550, 19783, 39566, 98915, 197830, 494575, 989150]

約数ペア:

[(1, 989150), (2, 494575), (5, 197830), (10, 98915), (25, 39566), (50, 19783), (73, 13550), (146, 6775), (271, 3650), (365, 2710), (542, 1825), (730, 1355)]