61137980

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{6277}}^1$

素因数の和:6773

約数の個数: 24

約数和(自身を含む): 128673888

約数和(自身を除く): 67535908

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 6277, 9740, 12554, 25108, 31385, 62770, 125540, 3056899, 6113798, 12227596, 15284495, 30568990, 61137980]

約数ペア:

[(1, 61137980), (2, 30568990), (4, 15284495), (5, 12227596), (10, 6113798), (20, 3056899), (487, 125540), (974, 62770), (1948, 31385), (2435, 25108), (4870, 12554), (6277, 9740)]