28323520

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1451}}^1$

素因数の和:1529

約数の個数: 56

約数和(自身を含む): 68598288

約数和(自身を除く): 40274768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1451, 1952, 2440, 2902, 3904, 4880, 5804, 7255, 9760, 11608, 14510, 19520, 23216, 29020, 46432, 58040, 88511, 92864, 116080, 177022, 232160, 354044, 442555, 464320, 708088, 885110, 1416176, 1770220, 2832352, 3540440, 5664704, 7080880, 14161760, 28323520]

約数ペア:

[(1, 28323520), (2, 14161760), (4, 7080880), (5, 5664704), (8, 3540440), (10, 2832352), (16, 1770220), (20, 1416176), (32, 885110), (40, 708088), (61, 464320), (64, 442555), (80, 354044), (122, 232160), (160, 177022), (244, 116080), (305, 92864), (320, 88511), (488, 58040), (610, 46432), (976, 29020), (1220, 23216), (1451, 19520), (1952, 14510), (2440, 11608), (2902, 9760), (3904, 7255), (4880, 5804)]