27990780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7907}}^1$

素因数の和:7978

約数の個数: 48

約数和(自身を含む): 79712640

約数和(自身を除く): 51721860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 7907, 15814, 23721, 31628, 39535, 47442, 79070, 94884, 118605, 158140, 237210, 466513, 474420, 933026, 1399539, 1866052, 2332565, 2799078, 4665130, 5598156, 6997695, 9330260, 13995390, 27990780]

約数ペア:

[(1, 27990780), (2, 13995390), (3, 9330260), (4, 6997695), (5, 5598156), (6, 4665130), (10, 2799078), (12, 2332565), (15, 1866052), (20, 1399539), (30, 933026), (59, 474420), (60, 466513), (118, 237210), (177, 158140), (236, 118605), (295, 94884), (354, 79070), (590, 47442), (708, 39535), (885, 31628), (1180, 23721), (1770, 15814), (3540, 7907)]