26631440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 68942016

約数和(自身を除く): 42310576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 176, 212, 220, 265, 424, 440, 530, 571, 583, 848, 880, 1060, 1142, 1166, 2120, 2284, 2332, 2855, 2915, 4240, 4568, 4664, 5710, 5830, 6281, 9136, 9328, 11420, 11660, 12562, 22840, 23320, 25124, 30263, 31405, 45680, 46640, 50248, 60526, 62810, 100496, 121052, 125620, 151315, 242104, 251240, 302630, 332893, 484208, 502480, 605260, 665786, 1210520, 1331572, 1664465, 2421040, 2663144, 3328930, 5326288, 6657860, 13315720, 26631440]

約数ペア:

[(1, 26631440), (2, 13315720), (4, 6657860), (5, 5326288), (8, 3328930), (10, 2663144), (11, 2421040), (16, 1664465), (20, 1331572), (22, 1210520), (40, 665786), (44, 605260), (53, 502480), (55, 484208), (80, 332893), (88, 302630), (106, 251240), (110, 242104), (176, 151315), (212, 125620), (220, 121052), (265, 100496), (424, 62810), (440, 60526), (530, 50248), (571, 46640), (583, 45680), (848, 31405), (880, 30263), (1060, 25124), (1142, 23320), (1166, 22840), (2120, 12562), (2284, 11660), (2332, 11420), (2855, 9328), (2915, 9136), (4240, 6281), (4568, 5830), (4664, 5710)]