39807020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7867}}^1$

素因数の和:7910

約数の個数: 48

約数和(自身を含む): 95171328

約数和(自身を除く): 55364308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 7867, 15734, 31468, 39335, 78670, 86537, 157340, 173074, 180941, 346148, 361882, 432685, 723764, 865370, 904705, 1730740, 1809410, 1990351, 3618820, 3980702, 7961404, 9951755, 19903510, 39807020]

約数ペア:

[(1, 39807020), (2, 19903510), (4, 9951755), (5, 7961404), (10, 3980702), (11, 3618820), (20, 1990351), (22, 1809410), (23, 1730740), (44, 904705), (46, 865370), (55, 723764), (92, 432685), (110, 361882), (115, 346148), (220, 180941), (230, 173074), (253, 157340), (460, 86537), (506, 78670), (1012, 39335), (1265, 31468), (2530, 15734), (5060, 7867)]