260014390

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{1483}}^1$

素因数の和:1776

約数の個数: 32

約数和(自身を含む): 476007840

約数和(自身を除く): 215993450

約数列:

[1, 2, 5, 10, 89, 178, 197, 394, 445, 890, 985, 1483, 1970, 2966, 7415, 14830, 17533, 35066, 87665, 131987, 175330, 263974, 292151, 584302, 659935, 1319870, 1460755, 2921510, 26001439, 52002878, 130007195, 260014390]

約数ペア:

[(1, 260014390), (2, 130007195), (5, 52002878), (10, 26001439), (89, 2921510), (178, 1460755), (197, 1319870), (394, 659935), (445, 584302), (890, 292151), (985, 263974), (1483, 175330), (1970, 131987), (2966, 87665), (7415, 35066), (14830, 17533)]