22645160

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{6361}}^1$

素因数の和:6461

約数の個数: 32

約数和(自身を含む): 51532200

約数和(自身を除く): 28887040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 6361, 12722, 25444, 31805, 50888, 63610, 127220, 254440, 566129, 1132258, 2264516, 2830645, 4529032, 5661290, 11322580, 22645160]

約数ペア:

[(1, 22645160), (2, 11322580), (4, 5661290), (5, 4529032), (8, 2830645), (10, 2264516), (20, 1132258), (40, 566129), (89, 254440), (178, 127220), (356, 63610), (445, 50888), (712, 31805), (890, 25444), (1780, 12722), (3560, 6361)]