20193472280

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{467}}^1\times {\mathrm{10103}}^1$

素因数の和:10688

約数の個数: 64

約数和(自身を含む): 45962691840

約数和(自身を除く): 25769219560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 467, 535, 856, 934, 1070, 1868, 2140, 2335, 3736, 4280, 4670, 9340, 10103, 18680, 20206, 40412, 49969, 50515, 80824, 99938, 101030, 199876, 202060, 249845, 399752, 404120, 499690, 999380, 1081021, 1998760, 2162042, 4324084, 4718101, 5405105, 8648168, 9436202, 10810210, 18872404, 21620420, 23590505, 37744808, 43240840, 47181010, 94362020, 188724040, 504836807, 1009673614, 2019347228, 2524184035, 4038694456, 5048368070, 10096736140, 20193472280]

約数ペア:

[(1, 20193472280), (2, 10096736140), (4, 5048368070), (5, 4038694456), (8, 2524184035), (10, 2019347228), (20, 1009673614), (40, 504836807), (107, 188724040), (214, 94362020), (428, 47181010), (467, 43240840), (535, 37744808), (856, 23590505), (934, 21620420), (1070, 18872404), (1868, 10810210), (2140, 9436202), (2335, 8648168), (3736, 5405105), (4280, 4718101), (4670, 4324084), (9340, 2162042), (10103, 1998760), (18680, 1081021), (20206, 999380), (40412, 499690), (49969, 404120), (50515, 399752), (80824, 249845), (99938, 202060), (101030, 199876)]