30754160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20233}}^1$

素因数の和:20265

約数の個数: 40

約数和(自身を含む): 75270480

約数和(自身を除く): 44516320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 20233, 40466, 80932, 101165, 161864, 202330, 323728, 384427, 404660, 768854, 809320, 1537708, 1618640, 1922135, 3075416, 3844270, 6150832, 7688540, 15377080, 30754160]

約数ペア:

[(1, 30754160), (2, 15377080), (4, 7688540), (5, 6150832), (8, 3844270), (10, 3075416), (16, 1922135), (19, 1618640), (20, 1537708), (38, 809320), (40, 768854), (76, 404660), (80, 384427), (95, 323728), (152, 202330), (190, 161864), (304, 101165), (380, 80932), (760, 40466), (1520, 20233)]