47145620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 102332160

約数和(自身を除く): 55186540

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 158, 212, 265, 316, 395, 530, 563, 790, 1060, 1126, 1580, 2252, 2815, 4187, 5630, 8374, 11260, 16748, 20935, 29839, 41870, 44477, 59678, 83740, 88954, 119356, 149195, 177908, 222385, 298390, 444770, 596780, 889540, 2357281, 4714562, 9429124, 11786405, 23572810, 47145620]

約数ペア:

[(1, 47145620), (2, 23572810), (4, 11786405), (5, 9429124), (10, 4714562), (20, 2357281), (53, 889540), (79, 596780), (106, 444770), (158, 298390), (212, 222385), (265, 177908), (316, 149195), (395, 119356), (530, 88954), (563, 83740), (790, 59678), (1060, 44477), (1126, 41870), (1580, 29839), (2252, 20935), (2815, 16748), (4187, 11260), (5630, 8374)]