22867660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 50349600

約数和(自身を除く): 27481940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 290, 356, 443, 445, 580, 886, 890, 1772, 1780, 2215, 2581, 4430, 5162, 8860, 10324, 12847, 12905, 25694, 25810, 39427, 51388, 51620, 64235, 78854, 128470, 157708, 197135, 256940, 394270, 788540, 1143383, 2286766, 4573532, 5716915, 11433830, 22867660]

約数ペア:

[(1, 22867660), (2, 11433830), (4, 5716915), (5, 4573532), (10, 2286766), (20, 1143383), (29, 788540), (58, 394270), (89, 256940), (116, 197135), (145, 157708), (178, 128470), (290, 78854), (356, 64235), (443, 51620), (445, 51388), (580, 39427), (886, 25810), (890, 25694), (1772, 12905), (1780, 12847), (2215, 10324), (2581, 8860), (4430, 5162)]