994219780

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{156817}}^1$

素因数の和:157143

約数の個数: 24

約数和(自身を含む): 2094461208

約数和(自身を除く): 1100241428

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 156817, 313634, 627268, 784085, 1568170, 3136340, 49710989, 99421978, 198843956, 248554945, 497109890, 994219780]

約数ペア:

[(1, 994219780), (2, 497109890), (4, 248554945), (5, 198843956), (10, 99421978), (20, 49710989), (317, 3136340), (634, 1568170), (1268, 784085), (1585, 627268), (3170, 313634), (6340, 156817)]