22121920

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{947}}^1$

素因数の和:1037

約数の個数: 56

約数和(自身を含む): 53455824

約数和(自身を除く): 31333904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 947, 1168, 1460, 1894, 2336, 2920, 3788, 4672, 4735, 5840, 7576, 9470, 11680, 15152, 18940, 23360, 30304, 37880, 60608, 69131, 75760, 138262, 151520, 276524, 303040, 345655, 553048, 691310, 1106096, 1382620, 2212192, 2765240, 4424384, 5530480, 11060960, 22121920]

約数ペア:

[(1, 22121920), (2, 11060960), (4, 5530480), (5, 4424384), (8, 2765240), (10, 2212192), (16, 1382620), (20, 1106096), (32, 691310), (40, 553048), (64, 345655), (73, 303040), (80, 276524), (146, 151520), (160, 138262), (292, 75760), (320, 69131), (365, 60608), (584, 37880), (730, 30304), (947, 23360), (1168, 18940), (1460, 15152), (1894, 11680), (2336, 9470), (2920, 7576), (3788, 5840), (4672, 4735)]