39987910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3313}}^1$

素因数の和:3408

約数の個数: 32

約数和(自身を含む): 77308992

約数和(自身を除く): 37321082

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 3313, 6035, 6626, 12070, 16565, 33130, 56321, 112642, 235223, 281605, 470446, 563210, 1176115, 2352230, 3998791, 7997582, 19993955, 39987910]

約数ペア:

[(1, 39987910), (2, 19993955), (5, 7997582), (10, 3998791), (17, 2352230), (34, 1176115), (71, 563210), (85, 470446), (142, 281605), (170, 235223), (355, 112642), (710, 56321), (1207, 33130), (2414, 16565), (3313, 12070), (6035, 6626)]