1861257920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{342143}}^1$

素因数の和:342177

約数の個数: 56

約数和(自身を含む): 4692847104

約数和(自身を除く): 2831589184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 342143, 684286, 1368572, 1710715, 2737144, 3421430, 5474288, 5816431, 6842860, 10948576, 11632862, 13685720, 21897152, 23265724, 27371440, 29082155, 46531448, 54742880, 58164310, 93062896, 109485760, 116328620, 186125792, 232657240, 372251584, 465314480, 930628960, 1861257920]

約数ペア:

[(1, 1861257920), (2, 930628960), (4, 465314480), (5, 372251584), (8, 232657240), (10, 186125792), (16, 116328620), (17, 109485760), (20, 93062896), (32, 58164310), (34, 54742880), (40, 46531448), (64, 29082155), (68, 27371440), (80, 23265724), (85, 21897152), (136, 13685720), (160, 11632862), (170, 10948576), (272, 6842860), (320, 5816431), (340, 5474288), (544, 3421430), (680, 2737144), (1088, 1710715), (1360, 1368572), (2720, 684286), (5440, 342143)]