490977008

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{989873}}^1$

素因数の和:989912

約数の個数: 20

約数和(自身を含む): 981955008

約数和(自身を除く): 490978000

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 989873, 1979746, 3959492, 7918984, 15837968, 30686063, 61372126, 122744252, 245488504, 490977008]

約数ペア:

[(1, 490977008), (2, 245488504), (4, 122744252), (8, 61372126), (16, 30686063), (31, 15837968), (62, 7918984), (124, 3959492), (248, 1979746), (496, 989873)]