19117000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{2731}}^1$

素因数の和:2759

約数の個数: 64

約数和(自身を含む): 51143040

約数和(自身を除く): 32026040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 2731, 3500, 5462, 7000, 10924, 13655, 19117, 21848, 27310, 38234, 54620, 68275, 76468, 95585, 109240, 136550, 152936, 191170, 273100, 341375, 382340, 477925, 546200, 682750, 764680, 955850, 1365500, 1911700, 2389625, 2731000, 3823400, 4779250, 9558500, 19117000]

約数ペア:

[(1, 19117000), (2, 9558500), (4, 4779250), (5, 3823400), (7, 2731000), (8, 2389625), (10, 1911700), (14, 1365500), (20, 955850), (25, 764680), (28, 682750), (35, 546200), (40, 477925), (50, 382340), (56, 341375), (70, 273100), (100, 191170), (125, 152936), (140, 136550), (175, 109240), (200, 95585), (250, 76468), (280, 68275), (350, 54620), (500, 38234), (700, 27310), (875, 21848), (1000, 19117), (1400, 13655), (1750, 10924), (2731, 7000), (3500, 5462)]