28277320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1342

約数の個数: 64

約数和(自身を含む): 69336000

約数和(自身を除く): 41058680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 1283, 2204, 2566, 2755, 4408, 5132, 5510, 6415, 10264, 11020, 12830, 22040, 24377, 25660, 37207, 48754, 51320, 74414, 97508, 121885, 148828, 186035, 195016, 243770, 297656, 372070, 487540, 706933, 744140, 975080, 1413866, 1488280, 2827732, 3534665, 5655464, 7069330, 14138660, 28277320]

約数ペア:

[(1, 28277320), (2, 14138660), (4, 7069330), (5, 5655464), (8, 3534665), (10, 2827732), (19, 1488280), (20, 1413866), (29, 975080), (38, 744140), (40, 706933), (58, 487540), (76, 372070), (95, 297656), (116, 243770), (145, 195016), (152, 186035), (190, 148828), (232, 121885), (290, 97508), (380, 74414), (551, 51320), (580, 48754), (760, 37207), (1102, 25660), (1160, 24377), (1283, 22040), (2204, 12830), (2566, 11020), (2755, 10264), (4408, 6415), (5132, 5510)]