39469880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{587}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 91181160

約数和(自身を除く): 51711280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 587, 820, 1174, 1640, 1681, 2348, 2935, 3362, 4696, 5870, 6724, 8405, 11740, 13448, 16810, 23480, 24067, 33620, 48134, 67240, 96268, 120335, 192536, 240670, 481340, 962680, 986747, 1973494, 3946988, 4933735, 7893976, 9867470, 19734940, 39469880]

約数ペア:

[(1, 39469880), (2, 19734940), (4, 9867470), (5, 7893976), (8, 4933735), (10, 3946988), (20, 1973494), (40, 986747), (41, 962680), (82, 481340), (164, 240670), (205, 192536), (328, 120335), (410, 96268), (587, 67240), (820, 48134), (1174, 33620), (1640, 24067), (1681, 23480), (2348, 16810), (2935, 13448), (3362, 11740), (4696, 8405), (5870, 6724)]