22690400

素因数分解:

$2^5\times 5^2\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 72

約数和(自身を含む): 56105784

約数和(自身を除く): 33415384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 113, 160, 200, 226, 251, 400, 452, 502, 565, 800, 904, 1004, 1130, 1255, 1808, 2008, 2260, 2510, 2825, 3616, 4016, 4520, 5020, 5650, 6275, 8032, 9040, 10040, 11300, 12550, 18080, 20080, 22600, 25100, 28363, 40160, 45200, 50200, 56726, 90400, 100400, 113452, 141815, 200800, 226904, 283630, 453808, 567260, 709075, 907616, 1134520, 1418150, 2269040, 2836300, 4538080, 5672600, 11345200, 22690400]

約数ペア:

[(1, 22690400), (2, 11345200), (4, 5672600), (5, 4538080), (8, 2836300), (10, 2269040), (16, 1418150), (20, 1134520), (25, 907616), (32, 709075), (40, 567260), (50, 453808), (80, 283630), (100, 226904), (113, 200800), (160, 141815), (200, 113452), (226, 100400), (251, 90400), (400, 56726), (452, 50200), (502, 45200), (565, 40160), (800, 28363), (904, 25100), (1004, 22600), (1130, 20080), (1255, 18080), (1808, 12550), (2008, 11300), (2260, 10040), (2510, 9040), (2825, 8032), (3616, 6275), (4016, 5650), (4520, 5020)]