43898420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{129113}}^1$

素因数の和:129139

約数の個数: 24

約数和(自身を含む): 97610184

約数和(自身を除く): 53711764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 129113, 258226, 516452, 645565, 1291130, 2194921, 2582260, 4389842, 8779684, 10974605, 21949210, 43898420]

約数ペア:

[(1, 43898420), (2, 21949210), (4, 10974605), (5, 8779684), (10, 4389842), (17, 2582260), (20, 2194921), (34, 1291130), (68, 645565), (85, 516452), (170, 258226), (340, 129113)]