49889680

素因数分解:

$2^4\times 5^1\times {\mathrm{623621}}^1$

素因数の和:623634

約数の個数: 20

約数和(自身を含む): 115993692

約数和(自身を除く): 66104012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 623621, 1247242, 2494484, 3118105, 4988968, 6236210, 9977936, 12472420, 24944840, 49889680]

約数ペア:

[(1, 49889680), (2, 24944840), (4, 12472420), (5, 9977936), (8, 6236210), (10, 4988968), (16, 3118105), (20, 2494484), (40, 1247242), (80, 623621)]