1078220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1$

素因数の和:75

約数の個数: 72

約数和(自身を含む): 2766960

約数和(自身を除く): 1688740

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 29, 44, 52, 55, 58, 65, 110, 116, 130, 143, 145, 169, 220, 260, 286, 290, 319, 338, 377, 572, 580, 638, 676, 715, 754, 845, 1276, 1430, 1508, 1595, 1690, 1859, 1885, 2860, 3190, 3380, 3718, 3770, 4147, 4901, 6380, 7436, 7540, 8294, 9295, 9802, 16588, 18590, 19604, 20735, 24505, 37180, 41470, 49010, 53911, 82940, 98020, 107822, 215644, 269555, 539110, 1078220]

約数ペア:

[(1, 1078220), (2, 539110), (4, 269555), (5, 215644), (10, 107822), (11, 98020), (13, 82940), (20, 53911), (22, 49010), (26, 41470), (29, 37180), (44, 24505), (52, 20735), (55, 19604), (58, 18590), (65, 16588), (110, 9802), (116, 9295), (130, 8294), (143, 7540), (145, 7436), (169, 6380), (220, 4901), (260, 4147), (286, 3770), (290, 3718), (319, 3380), (338, 3190), (377, 2860), (572, 1885), (580, 1859), (638, 1690), (676, 1595), (715, 1508), (754, 1430), (845, 1276)]