19174240

素因数分解:

$2^5\times 5^1\times {\mathrm{119839}}^1$

素因数の和:119854

約数の個数: 24

約数和(自身を含む): 45299520

約数和(自身を除く): 26125280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 119839, 239678, 479356, 599195, 958712, 1198390, 1917424, 2396780, 3834848, 4793560, 9587120, 19174240]

約数ペア:

[(1, 19174240), (2, 9587120), (4, 4793560), (5, 3834848), (8, 2396780), (10, 1917424), (16, 1198390), (20, 958712), (32, 599195), (40, 479356), (80, 239678), (160, 119839)]