22015120

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2837}}^1$

素因数の和:2947

約数の個数: 40

約数和(自身を含む): 51731064

約数和(自身を除く): 29715944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 2837, 3880, 5674, 7760, 11348, 14185, 22696, 28370, 45392, 56740, 113480, 226960, 275189, 550378, 1100756, 1375945, 2201512, 2751890, 4403024, 5503780, 11007560, 22015120]

約数ペア:

[(1, 22015120), (2, 11007560), (4, 5503780), (5, 4403024), (8, 2751890), (10, 2201512), (16, 1375945), (20, 1100756), (40, 550378), (80, 275189), (97, 226960), (194, 113480), (388, 56740), (485, 45392), (776, 28370), (970, 22696), (1552, 14185), (1940, 11348), (2837, 7760), (3880, 5674)]