38515660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1283}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 86284800

約数和(自身を除く): 47769140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1283, 1501, 1580, 2566, 3002, 5132, 6004, 6415, 7505, 12830, 15010, 24377, 25660, 30020, 48754, 97508, 101357, 121885, 202714, 243770, 405428, 487540, 506785, 1013570, 1925783, 2027140, 3851566, 7703132, 9628915, 19257830, 38515660]

約数ペア:

[(1, 38515660), (2, 19257830), (4, 9628915), (5, 7703132), (10, 3851566), (19, 2027140), (20, 1925783), (38, 1013570), (76, 506785), (79, 487540), (95, 405428), (158, 243770), (190, 202714), (316, 121885), (380, 101357), (395, 97508), (790, 48754), (1283, 30020), (1501, 25660), (1580, 24377), (2566, 15010), (3002, 12830), (5132, 7505), (6004, 6415)]