1742620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^2$

素因数の和:198

約数の個数: 36

約数和(自身を含む): 4037544

約数和(自身を除く): 2294924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 7921, 9790, 15842, 19580, 31684, 39605, 79210, 87131, 158420, 174262, 348524, 435655, 871310, 1742620]

約数ペア:

[(1, 1742620), (2, 871310), (4, 435655), (5, 348524), (10, 174262), (11, 158420), (20, 87131), (22, 79210), (44, 39605), (55, 31684), (89, 19580), (110, 15842), (178, 9790), (220, 7921), (356, 4895), (445, 3916), (890, 1958), (979, 1780)]