20115250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4733}}^1$

素因数の和:4767

約数の個数: 32

約数和(自身を含む): 39879216

約数和(自身を除く): 19763966

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 4733, 9466, 23665, 47330, 80461, 118325, 160922, 236650, 402305, 591625, 804610, 1183250, 2011525, 4023050, 10057625, 20115250]

約数ペア:

[(1, 20115250), (2, 10057625), (5, 4023050), (10, 2011525), (17, 1183250), (25, 804610), (34, 591625), (50, 402305), (85, 236650), (125, 160922), (170, 118325), (250, 80461), (425, 47330), (850, 23665), (2125, 9466), (4250, 4733)]