158382020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149417}}^1$

素因数の和:149479

約数の個数: 24

約数和(自身を含む): 338880024

約数和(自身を除く): 180498004

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 149417, 298834, 597668, 747085, 1494170, 2988340, 7919101, 15838202, 31676404, 39595505, 79191010, 158382020]

約数ペア:

[(1, 158382020), (2, 79191010), (4, 39595505), (5, 31676404), (10, 15838202), (20, 7919101), (53, 2988340), (106, 1494170), (212, 747085), (265, 597668), (530, 298834), (1060, 149417)]