30933520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 77495040

約数和(自身を除く): 46561520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 433, 470, 752, 760, 866, 893, 940, 1520, 1732, 1786, 1880, 2165, 3464, 3572, 3760, 4330, 4465, 6928, 7144, 8227, 8660, 8930, 14288, 16454, 17320, 17860, 20351, 32908, 34640, 35720, 40702, 41135, 65816, 71440, 81404, 82270, 101755, 131632, 162808, 164540, 203510, 325616, 329080, 386669, 407020, 658160, 773338, 814040, 1546676, 1628080, 1933345, 3093352, 3866690, 6186704, 7733380, 15466760, 30933520]

約数ペア:

[(1, 30933520), (2, 15466760), (4, 7733380), (5, 6186704), (8, 3866690), (10, 3093352), (16, 1933345), (19, 1628080), (20, 1546676), (38, 814040), (40, 773338), (47, 658160), (76, 407020), (80, 386669), (94, 329080), (95, 325616), (152, 203510), (188, 164540), (190, 162808), (235, 131632), (304, 101755), (376, 82270), (380, 81404), (433, 71440), (470, 65816), (752, 41135), (760, 40702), (866, 35720), (893, 34640), (940, 32908), (1520, 20351), (1732, 17860), (1786, 17320), (1880, 16454), (2165, 14288), (3464, 8930), (3572, 8660), (3760, 8227), (4330, 7144), (4465, 6928)]