156914486020

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{673}}^1\times {\mathrm{27823}}^1$

素因数の和:28924

約数の個数: 48

約数和(自身を含む): 330809552640

約数和(自身を除く): 173895066620

約数列:

[1, 2, 4, 5, 10, 20, 419, 673, 838, 1346, 1676, 2095, 2692, 3365, 4190, 6730, 8380, 13460, 27823, 55646, 111292, 139115, 278230, 281987, 556460, 563974, 1127948, 1409935, 2819870, 5639740, 11657837, 18724879, 23315674, 37449758, 46631348, 58289185, 74899516, 93624395, 116578370, 187248790, 233156740, 374497580, 7845724301, 15691448602, 31382897204, 39228621505, 78457243010, 156914486020]

約数ペア:

[(1, 156914486020), (2, 78457243010), (4, 39228621505), (5, 31382897204), (10, 15691448602), (20, 7845724301), (419, 374497580), (673, 233156740), (838, 187248790), (1346, 116578370), (1676, 93624395), (2095, 74899516), (2692, 58289185), (3365, 46631348), (4190, 37449758), (6730, 23315674), (8380, 18724879), (13460, 11657837), (27823, 5639740), (55646, 2819870), (111292, 1409935), (139115, 1127948), (278230, 563974), (281987, 556460)]