2018935760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{17321}}^1$

素因数の和:17412

約数の個数: 80

約数和(自身を含む): 4948826112

約数和(自身を除く): 2929890352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 47, 62, 80, 94, 124, 155, 188, 235, 248, 310, 376, 470, 496, 620, 752, 940, 1240, 1457, 1880, 2480, 2914, 3760, 5828, 7285, 11656, 14570, 17321, 23312, 29140, 34642, 58280, 69284, 86605, 116560, 138568, 173210, 277136, 346420, 536951, 692840, 814087, 1073902, 1385680, 1628174, 2147804, 2684755, 3256348, 4070435, 4295608, 5369510, 6512696, 8140870, 8591216, 10739020, 13025392, 16281740, 21478040, 25236697, 32563480, 42956080, 50473394, 65126960, 100946788, 126183485, 201893576, 252366970, 403787152, 504733940, 1009467880, 2018935760]

約数ペア:

[(1, 2018935760), (2, 1009467880), (4, 504733940), (5, 403787152), (8, 252366970), (10, 201893576), (16, 126183485), (20, 100946788), (31, 65126960), (40, 50473394), (47, 42956080), (62, 32563480), (80, 25236697), (94, 21478040), (124, 16281740), (155, 13025392), (188, 10739020), (235, 8591216), (248, 8140870), (310, 6512696), (376, 5369510), (470, 4295608), (496, 4070435), (620, 3256348), (752, 2684755), (940, 2147804), (1240, 1628174), (1457, 1385680), (1880, 1073902), (2480, 814087), (2914, 692840), (3760, 536951), (5828, 346420), (7285, 277136), (11656, 173210), (14570, 138568), (17321, 116560), (23312, 86605), (29140, 69284), (34642, 58280)]