26321080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{587}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 63504000

約数和(自身を除く): 37182920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 380, 472, 587, 590, 760, 1121, 1174, 1180, 2242, 2348, 2360, 2935, 4484, 4696, 5605, 5870, 8968, 11153, 11210, 11740, 22306, 22420, 23480, 34633, 44612, 44840, 55765, 69266, 89224, 111530, 138532, 173165, 223060, 277064, 346330, 446120, 658027, 692660, 1316054, 1385320, 2632108, 3290135, 5264216, 6580270, 13160540, 26321080]

約数ペア:

[(1, 26321080), (2, 13160540), (4, 6580270), (5, 5264216), (8, 3290135), (10, 2632108), (19, 1385320), (20, 1316054), (38, 692660), (40, 658027), (59, 446120), (76, 346330), (95, 277064), (118, 223060), (152, 173165), (190, 138532), (236, 111530), (295, 89224), (380, 69266), (472, 55765), (587, 44840), (590, 44612), (760, 34633), (1121, 23480), (1174, 22420), (1180, 22306), (2242, 11740), (2348, 11210), (2360, 11153), (2935, 8968), (4484, 5870), (4696, 5605)]