28241070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:290

約数の個数: 128

約数和(自身を含む): 82736640

約数和(自身を除く): 54495570

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 29, 30, 33, 39, 55, 58, 65, 66, 78, 87, 110, 130, 143, 145, 165, 174, 195, 227, 286, 290, 319, 330, 377, 390, 429, 435, 454, 638, 681, 715, 754, 858, 870, 957, 1131, 1135, 1362, 1430, 1595, 1885, 1914, 2145, 2262, 2270, 2497, 2951, 3190, 3405, 3770, 4147, 4290, 4785, 4994, 5655, 5902, 6583, 6810, 7491, 8294, 8853, 9570, 11310, 12441, 12485, 13166, 14755, 14982, 17706, 19749, 20735, 24882, 24970, 29510, 32461, 32915, 37455, 39498, 41470, 44265, 62205, 64922, 65830, 72413, 74910, 85579, 88530, 97383, 98745, 124410, 144826, 162305, 171158, 194766, 197490, 217239, 256737, 324610, 362065, 427895, 434478, 486915, 513474, 724130, 855790, 941369, 973830, 1086195, 1283685, 1882738, 2172390, 2567370, 2824107, 4706845, 5648214, 9413690, 14120535, 28241070]

約数ペア:

[(1, 28241070), (2, 14120535), (3, 9413690), (5, 5648214), (6, 4706845), (10, 2824107), (11, 2567370), (13, 2172390), (15, 1882738), (22, 1283685), (26, 1086195), (29, 973830), (30, 941369), (33, 855790), (39, 724130), (55, 513474), (58, 486915), (65, 434478), (66, 427895), (78, 362065), (87, 324610), (110, 256737), (130, 217239), (143, 197490), (145, 194766), (165, 171158), (174, 162305), (195, 144826), (227, 124410), (286, 98745), (290, 97383), (319, 88530), (330, 85579), (377, 74910), (390, 72413), (429, 65830), (435, 64922), (454, 62205), (638, 44265), (681, 41470), (715, 39498), (754, 37455), (858, 32915), (870, 32461), (957, 29510), (1131, 24970), (1135, 24882), (1362, 20735), (1430, 19749), (1595, 17706), (1885, 14982), (1914, 14755), (2145, 13166), (2262, 12485), (2270, 12441), (2497, 11310), (2951, 9570), (3190, 8853), (3405, 8294), (3770, 7491), (4147, 6810), (4290, 6583), (4785, 5902), (4994, 5655)]