22011520

素因数分解:

$2^7\times 5^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 53195040

約数和(自身を除く): 31183520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 163, 211, 320, 326, 422, 640, 652, 815, 844, 1055, 1304, 1630, 1688, 2110, 2608, 3260, 3376, 4220, 5216, 6520, 6752, 8440, 10432, 13040, 13504, 16880, 20864, 26080, 27008, 33760, 34393, 52160, 67520, 68786, 104320, 135040, 137572, 171965, 275144, 343930, 550288, 687860, 1100576, 1375720, 2201152, 2751440, 4402304, 5502880, 11005760, 22011520]

約数ペア:

[(1, 22011520), (2, 11005760), (4, 5502880), (5, 4402304), (8, 2751440), (10, 2201152), (16, 1375720), (20, 1100576), (32, 687860), (40, 550288), (64, 343930), (80, 275144), (128, 171965), (160, 137572), (163, 135040), (211, 104320), (320, 68786), (326, 67520), (422, 52160), (640, 34393), (652, 33760), (815, 27008), (844, 26080), (1055, 20864), (1304, 16880), (1630, 13504), (1688, 13040), (2110, 10432), (2608, 8440), (3260, 6752), (3376, 6520), (4220, 5216)]