67601420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{55411}}^1$

素因数の和:55481

約数の個数: 24

約数和(自身を含む): 144292848

約数和(自身を除く): 76691428

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 55411, 110822, 221644, 277055, 554110, 1108220, 3380071, 6760142, 13520284, 16900355, 33800710, 67601420]

約数ペア:

[(1, 67601420), (2, 33800710), (4, 16900355), (5, 13520284), (10, 6760142), (20, 3380071), (61, 1108220), (122, 554110), (244, 277055), (305, 221644), (610, 110822), (1220, 55411)]