66011320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{86857}}^1$

素因数の和:86887

約数の個数: 32

約数和(自身を含む): 156344400

約数和(自身を除く): 90333080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 86857, 173714, 347428, 434285, 694856, 868570, 1650283, 1737140, 3300566, 3474280, 6601132, 8251415, 13202264, 16502830, 33005660, 66011320]

約数ペア:

[(1, 66011320), (2, 33005660), (4, 16502830), (5, 13202264), (8, 8251415), (10, 6601132), (19, 3474280), (20, 3300566), (38, 1737140), (40, 1650283), (76, 868570), (95, 694856), (152, 434285), (190, 347428), (380, 173714), (760, 86857)]