18855760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3061}}^1$

素因数の和:3092

約数の個数: 80

約数和(自身を含む): 54675072

約数和(自身を除く): 35819312

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3061, 3080, 6122, 6160, 12244, 15305, 21427, 24488, 30610, 33671, 42854, 48976, 61220, 67342, 85708, 107135, 122440, 134684, 168355, 171416, 214270, 235697, 244880, 269368, 336710, 342832, 428540, 471394, 538736, 673420, 857080, 942788, 1178485, 1346840, 1714160, 1885576, 2356970, 2693680, 3771152, 4713940, 9427880, 18855760]

約数ペア:

[(1, 18855760), (2, 9427880), (4, 4713940), (5, 3771152), (7, 2693680), (8, 2356970), (10, 1885576), (11, 1714160), (14, 1346840), (16, 1178485), (20, 942788), (22, 857080), (28, 673420), (35, 538736), (40, 471394), (44, 428540), (55, 342832), (56, 336710), (70, 269368), (77, 244880), (80, 235697), (88, 214270), (110, 171416), (112, 168355), (140, 134684), (154, 122440), (176, 107135), (220, 85708), (280, 67342), (308, 61220), (385, 48976), (440, 42854), (560, 33671), (616, 30610), (770, 24488), (880, 21427), (1232, 15305), (1540, 12244), (3061, 6160), (3080, 6122)]