413131120

素因数分解:

$2^4\times 5^1\times {\mathrm{5164139}}^1$

素因数の和:5164152

約数の個数: 20

約数和(自身を含む): 960530040

約数和(自身を除く): 547398920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5164139, 10328278, 20656556, 25820695, 41313112, 51641390, 82626224, 103282780, 206565560, 413131120]

約数ペア:

[(1, 413131120), (2, 206565560), (4, 103282780), (5, 82626224), (8, 51641390), (10, 41313112), (16, 25820695), (20, 20656556), (40, 10328278), (80, 5164139)]