13020320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4283}}^1$

素因数の和:4317

約数の個数: 48

約数和(自身を含む): 32387040

約数和(自身を除く): 19366720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 4283, 8566, 17132, 21415, 34264, 42830, 68528, 81377, 85660, 137056, 162754, 171320, 325508, 342640, 406885, 651016, 685280, 813770, 1302032, 1627540, 2604064, 3255080, 6510160, 13020320]

約数ペア:

[(1, 13020320), (2, 6510160), (4, 3255080), (5, 2604064), (8, 1627540), (10, 1302032), (16, 813770), (19, 685280), (20, 651016), (32, 406885), (38, 342640), (40, 325508), (76, 171320), (80, 162754), (95, 137056), (152, 85660), (160, 81377), (190, 68528), (304, 42830), (380, 34264), (608, 21415), (760, 17132), (1520, 8566), (3040, 4283)]