26587540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{359}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 66890880

約数和(自身を除く): 40303340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 359, 460, 529, 644, 718, 805, 1058, 1436, 1610, 1795, 2116, 2513, 2645, 3220, 3590, 3703, 5026, 5290, 7180, 7406, 8257, 10052, 10580, 12565, 14812, 16514, 18515, 25130, 33028, 37030, 41285, 50260, 57799, 74060, 82570, 115598, 165140, 189911, 231196, 288995, 379822, 577990, 759644, 949555, 1155980, 1329377, 1899110, 2658754, 3798220, 5317508, 6646885, 13293770, 26587540]

約数ペア:

[(1, 26587540), (2, 13293770), (4, 6646885), (5, 5317508), (7, 3798220), (10, 2658754), (14, 1899110), (20, 1329377), (23, 1155980), (28, 949555), (35, 759644), (46, 577990), (70, 379822), (92, 288995), (115, 231196), (140, 189911), (161, 165140), (230, 115598), (322, 82570), (359, 74060), (460, 57799), (529, 50260), (644, 41285), (718, 37030), (805, 33028), (1058, 25130), (1436, 18515), (1610, 16514), (1795, 14812), (2116, 12565), (2513, 10580), (2645, 10052), (3220, 8257), (3590, 7406), (3703, 7180), (5026, 5290)]