146742280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89477}}^1$

素因数の和:89529

約数の個数: 32

約数和(自身を含む): 338226840

約数和(自身を除く): 191484560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 89477, 178954, 357908, 447385, 715816, 894770, 1789540, 3579080, 3668557, 7337114, 14674228, 18342785, 29348456, 36685570, 73371140, 146742280]

約数ペア:

[(1, 146742280), (2, 73371140), (4, 36685570), (5, 29348456), (8, 18342785), (10, 14674228), (20, 7337114), (40, 3668557), (41, 3579080), (82, 1789540), (164, 894770), (205, 715816), (328, 447385), (410, 357908), (820, 178954), (1640, 89477)]