172020130

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{217747}}^1$

素因数の和:217833

約数の個数: 16

約数和(自身を含む): 313557120

約数和(自身を除く): 141536990

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 217747, 435494, 1088735, 2177470, 17202013, 34404026, 86010065, 172020130]

約数ペア:

[(1, 172020130), (2, 86010065), (5, 34404026), (10, 17202013), (79, 2177470), (158, 1088735), (395, 435494), (790, 217747)]