202809680

素因数分解:

$2^4\times 5^1\times {\mathrm{2535121}}^1$

素因数の和:2535134

約数の個数: 20

約数和(自身を含む): 471532692

約数和(自身を除く): 268723012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2535121, 5070242, 10140484, 12675605, 20280968, 25351210, 40561936, 50702420, 101404840, 202809680]

約数ペア:

[(1, 202809680), (2, 101404840), (4, 50702420), (5, 40561936), (8, 25351210), (10, 20280968), (16, 12675605), (20, 10140484), (40, 5070242), (80, 2535121)]