20252480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3331}}^1$

素因数の和:3367

約数の個数: 56

約数和(自身を含む): 50779680

約数和(自身を除く): 30527200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 3331, 6080, 6662, 13324, 16655, 26648, 33310, 53296, 63289, 66620, 106592, 126578, 133240, 213184, 253156, 266480, 316445, 506312, 532960, 632890, 1012624, 1065920, 1265780, 2025248, 2531560, 4050496, 5063120, 10126240, 20252480]

約数ペア:

[(1, 20252480), (2, 10126240), (4, 5063120), (5, 4050496), (8, 2531560), (10, 2025248), (16, 1265780), (19, 1065920), (20, 1012624), (32, 632890), (38, 532960), (40, 506312), (64, 316445), (76, 266480), (80, 253156), (95, 213184), (152, 133240), (160, 126578), (190, 106592), (304, 66620), (320, 63289), (380, 53296), (608, 33310), (760, 26648), (1216, 16655), (1520, 13324), (3040, 6662), (3331, 6080)]