28510790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 65138688

約数和(自身を除く): 36627898

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 61, 70, 77, 110, 122, 154, 305, 385, 427, 607, 610, 671, 770, 854, 1214, 1342, 2135, 3035, 3355, 4249, 4270, 4697, 6070, 6677, 6710, 8498, 9394, 13354, 21245, 23485, 33385, 37027, 42490, 46739, 46970, 66770, 74054, 93478, 185135, 233695, 259189, 370270, 407297, 467390, 518378, 814594, 1295945, 2036485, 2591890, 2851079, 4072970, 5702158, 14255395, 28510790]

約数ペア:

[(1, 28510790), (2, 14255395), (5, 5702158), (7, 4072970), (10, 2851079), (11, 2591890), (14, 2036485), (22, 1295945), (35, 814594), (55, 518378), (61, 467390), (70, 407297), (77, 370270), (110, 259189), (122, 233695), (154, 185135), (305, 93478), (385, 74054), (427, 66770), (607, 46970), (610, 46739), (671, 42490), (770, 37027), (854, 33385), (1214, 23485), (1342, 21245), (2135, 13354), (3035, 9394), (3355, 8498), (4249, 6710), (4270, 6677), (4697, 6070)]