128641340

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{96001}}^1$

素因数の和:96077

約数の個数: 24

約数和(自身を含む): 274181712

約数和(自身を除く): 145540372

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 96001, 192002, 384004, 480005, 960010, 1920020, 6432067, 12864134, 25728268, 32160335, 64320670, 128641340]

約数ペア:

[(1, 128641340), (2, 64320670), (4, 32160335), (5, 25728268), (10, 12864134), (20, 6432067), (67, 1920020), (134, 960010), (268, 480005), (335, 384004), (670, 192002), (1340, 96001)]