2019012380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1311047}}^1$

素因数の和:1311074

約数の個数: 48

約数和(自身を含む): 5286145536

約数和(自身を除く): 3267133156

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1311047, 2622094, 5244188, 6555235, 9177329, 13110470, 14421517, 18354658, 26220940, 28843034, 36709316, 45886645, 57686068, 72107585, 91773290, 100950619, 144215170, 183546580, 201901238, 288430340, 403802476, 504753095, 1009506190, 2019012380]

約数ペア:

[(1, 2019012380), (2, 1009506190), (4, 504753095), (5, 403802476), (7, 288430340), (10, 201901238), (11, 183546580), (14, 144215170), (20, 100950619), (22, 91773290), (28, 72107585), (35, 57686068), (44, 45886645), (55, 36709316), (70, 28843034), (77, 26220940), (110, 18354658), (140, 14421517), (154, 13110470), (220, 9177329), (308, 6555235), (385, 5244188), (770, 2622094), (1540, 1311047)]