228613640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{439}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 528422400

約数和(自身を除く): 299808760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 277, 376, 439, 470, 554, 878, 940, 1108, 1385, 1756, 1880, 2195, 2216, 2770, 3512, 4390, 5540, 8780, 11080, 13019, 17560, 20633, 26038, 41266, 52076, 65095, 82532, 103165, 104152, 121603, 130190, 165064, 206330, 243206, 260380, 412660, 486412, 520760, 608015, 825320, 972824, 1216030, 2432060, 4864120, 5715341, 11430682, 22861364, 28576705, 45722728, 57153410, 114306820, 228613640]

約数ペア:

[(1, 228613640), (2, 114306820), (4, 57153410), (5, 45722728), (8, 28576705), (10, 22861364), (20, 11430682), (40, 5715341), (47, 4864120), (94, 2432060), (188, 1216030), (235, 972824), (277, 825320), (376, 608015), (439, 520760), (470, 486412), (554, 412660), (878, 260380), (940, 243206), (1108, 206330), (1385, 165064), (1756, 130190), (1880, 121603), (2195, 104152), (2216, 103165), (2770, 82532), (3512, 65095), (4390, 52076), (5540, 41266), (8780, 26038), (11080, 20633), (13019, 17560)]