39933820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5531}}^1$

素因数の和:5578

約数の個数: 36

約数和(自身を含む): 88523064

約数和(自身を除く): 48589244

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 5531, 7220, 11062, 22124, 27655, 55310, 105089, 110620, 210178, 420356, 525445, 1050890, 1996691, 2101780, 3993382, 7986764, 9983455, 19966910, 39933820]

約数ペア:

[(1, 39933820), (2, 19966910), (4, 9983455), (5, 7986764), (10, 3993382), (19, 2101780), (20, 1996691), (38, 1050890), (76, 525445), (95, 420356), (190, 210178), (361, 110620), (380, 105089), (722, 55310), (1444, 27655), (1805, 22124), (3610, 11062), (5531, 7220)]