193711120

素因数分解:

$2^4\times 5^1\times {\mathrm{2421389}}^1$

素因数の和:2421402

約数の個数: 20

約数和(自身を含む): 450378540

約数和(自身を除く): 256667420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2421389, 4842778, 9685556, 12106945, 19371112, 24213890, 38742224, 48427780, 96855560, 193711120]

約数ペア:

[(1, 193711120), (2, 96855560), (4, 48427780), (5, 38742224), (8, 24213890), (10, 19371112), (16, 12106945), (20, 9685556), (40, 4842778), (80, 2421389)]