123177980

素因数分解:

$2^2\times 5^1\times {\mathrm{1483}}^1\times {\mathrm{4153}}^1$

素因数の和:5645

約数の個数: 24

約数和(自身を含む): 258910512

約数和(自身を除く): 135732532

約数列:

[1, 2, 4, 5, 10, 20, 1483, 2966, 4153, 5932, 7415, 8306, 14830, 16612, 20765, 29660, 41530, 83060, 6158899, 12317798, 24635596, 30794495, 61588990, 123177980]

約数ペア:

[(1, 123177980), (2, 61588990), (4, 30794495), (5, 24635596), (10, 12317798), (20, 6158899), (1483, 83060), (2966, 41530), (4153, 29660), (5932, 20765), (7415, 16612), (8306, 14830)]