56401970

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 103680000

約数和(自身を除く): 47278030

約数列:

[1, 2, 5, 10, 89, 127, 178, 254, 445, 499, 635, 890, 998, 1270, 2495, 4990, 11303, 22606, 44411, 56515, 63373, 88822, 113030, 126746, 222055, 316865, 444110, 633730, 5640197, 11280394, 28200985, 56401970]

約数ペア:

[(1, 56401970), (2, 28200985), (5, 11280394), (10, 5640197), (89, 633730), (127, 444110), (178, 316865), (254, 222055), (445, 126746), (499, 113030), (635, 88822), (890, 63373), (998, 56515), (1270, 44411), (2495, 22606), (4990, 11303)]