39846620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2551}}^1$

素因数の和:2642

約数の個数: 48

約数和(自身を含む): 92606976

約数和(自身を除く): 52760356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 2551, 3124, 3905, 5102, 7810, 10204, 12755, 15620, 25510, 28061, 51020, 56122, 112244, 140305, 181121, 280610, 362242, 561220, 724484, 905605, 1811210, 1992331, 3622420, 3984662, 7969324, 9961655, 19923310, 39846620]

約数ペア:

[(1, 39846620), (2, 19923310), (4, 9961655), (5, 7969324), (10, 3984662), (11, 3622420), (20, 1992331), (22, 1811210), (44, 905605), (55, 724484), (71, 561220), (110, 362242), (142, 280610), (220, 181121), (284, 140305), (355, 112244), (710, 56122), (781, 51020), (1420, 28061), (1562, 25510), (2551, 15620), (3124, 12755), (3905, 10204), (5102, 7810)]