20339310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2099}}^1$

素因数の和:2145

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 34092690

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 30, 34, 38, 51, 57, 85, 95, 102, 114, 170, 190, 255, 285, 323, 510, 570, 646, 969, 1615, 1938, 2099, 3230, 4198, 4845, 6297, 9690, 10495, 12594, 20990, 31485, 35683, 39881, 62970, 71366, 79762, 107049, 119643, 178415, 199405, 214098, 239286, 356830, 398810, 535245, 598215, 677977, 1070490, 1196430, 1355954, 2033931, 3389885, 4067862, 6779770, 10169655, 20339310]

約数ペア:

[(1, 20339310), (2, 10169655), (3, 6779770), (5, 4067862), (6, 3389885), (10, 2033931), (15, 1355954), (17, 1196430), (19, 1070490), (30, 677977), (34, 598215), (38, 535245), (51, 398810), (57, 356830), (85, 239286), (95, 214098), (102, 199405), (114, 178415), (170, 119643), (190, 107049), (255, 79762), (285, 71366), (323, 62970), (510, 39881), (570, 35683), (646, 31485), (969, 20990), (1615, 12594), (1938, 10495), (2099, 9690), (3230, 6297), (4198, 4845)]