19697600

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:982

約数の個数: 84

約数和(自身を含む): 52251864

約数和(自身を除く): 32554264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 650, 800, 832, 947, 1040, 1300, 1600, 1894, 2080, 2600, 3788, 4160, 4735, 5200, 7576, 9470, 10400, 12311, 15152, 18940, 20800, 23675, 24622, 30304, 37880, 47350, 49244, 60608, 61555, 75760, 94700, 98488, 123110, 151520, 189400, 196976, 246220, 303040, 307775, 378800, 393952, 492440, 615550, 757600, 787904, 984880, 1231100, 1515200, 1969760, 2462200, 3939520, 4924400, 9848800, 19697600]

約数ペア:

[(1, 19697600), (2, 9848800), (4, 4924400), (5, 3939520), (8, 2462200), (10, 1969760), (13, 1515200), (16, 1231100), (20, 984880), (25, 787904), (26, 757600), (32, 615550), (40, 492440), (50, 393952), (52, 378800), (64, 307775), (65, 303040), (80, 246220), (100, 196976), (104, 189400), (130, 151520), (160, 123110), (200, 98488), (208, 94700), (260, 75760), (320, 61555), (325, 60608), (400, 49244), (416, 47350), (520, 37880), (650, 30304), (800, 24622), (832, 23675), (947, 20800), (1040, 18940), (1300, 15152), (1600, 12311), (1894, 10400), (2080, 9470), (2600, 7576), (3788, 5200), (4160, 4735)]