128876260

素因数分解:

$2^2\times 5^1\times {\mathrm{1523}}^1\times {\mathrm{4231}}^1$

素因数の和:5763

約数の個数: 24

約数和(自身を含む): 270881856

約数和(自身を除く): 142005596

約数列:

[1, 2, 4, 5, 10, 20, 1523, 3046, 4231, 6092, 7615, 8462, 15230, 16924, 21155, 30460, 42310, 84620, 6443813, 12887626, 25775252, 32219065, 64438130, 128876260]

約数ペア:

[(1, 128876260), (2, 64438130), (4, 32219065), (5, 25775252), (10, 12887626), (20, 6443813), (1523, 84620), (3046, 42310), (4231, 30460), (6092, 21155), (7615, 16924), (8462, 15230)]