431180420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{24809}}^1$

素因数の和:24908

約数の個数: 48

約数和(自身を含む): 1000339200

約数和(自身を除く): 569158780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 17380, 24809, 49618, 99236, 124045, 248090, 272899, 496180, 545798, 1091596, 1364495, 1959911, 2728990, 3919822, 5457980, 7839644, 9799555, 19599110, 21559021, 39198220, 43118042, 86236084, 107795105, 215590210, 431180420]

約数ペア:

[(1, 431180420), (2, 215590210), (4, 107795105), (5, 86236084), (10, 43118042), (11, 39198220), (20, 21559021), (22, 19599110), (44, 9799555), (55, 7839644), (79, 5457980), (110, 3919822), (158, 2728990), (220, 1959911), (316, 1364495), (395, 1091596), (790, 545798), (869, 496180), (1580, 272899), (1738, 248090), (3476, 124045), (4345, 99236), (8690, 49618), (17380, 24809)]