26863720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2719}}^1$

素因数の和:2762

約数の個数: 64

約数和(自身を含む): 68544000

約数和(自身を除く): 41680280

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 2719, 4940, 5438, 9880, 10876, 13595, 21752, 27190, 35347, 51661, 54380, 70694, 103322, 108760, 141388, 176735, 206644, 258305, 282776, 353470, 413288, 516610, 671593, 706940, 1033220, 1343186, 1413880, 2066440, 2686372, 3357965, 5372744, 6715930, 13431860, 26863720]

約数ペア:

[(1, 26863720), (2, 13431860), (4, 6715930), (5, 5372744), (8, 3357965), (10, 2686372), (13, 2066440), (19, 1413880), (20, 1343186), (26, 1033220), (38, 706940), (40, 671593), (52, 516610), (65, 413288), (76, 353470), (95, 282776), (104, 258305), (130, 206644), (152, 176735), (190, 141388), (247, 108760), (260, 103322), (380, 70694), (494, 54380), (520, 51661), (760, 35347), (988, 27190), (1235, 21752), (1976, 13595), (2470, 10876), (2719, 9880), (4940, 5438)]