27578420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2797}}^1$

素因数の和:2852

約数の個数: 48

約数和(自身を含む): 63458640

約数和(自身を除く): 35880220

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 2797, 4930, 5594, 9860, 11188, 13985, 27970, 47549, 55940, 81113, 95098, 162226, 190196, 237745, 324452, 405565, 475490, 811130, 950980, 1378921, 1622260, 2757842, 5515684, 6894605, 13789210, 27578420]

約数ペア:

[(1, 27578420), (2, 13789210), (4, 6894605), (5, 5515684), (10, 2757842), (17, 1622260), (20, 1378921), (29, 950980), (34, 811130), (58, 475490), (68, 405565), (85, 324452), (116, 237745), (145, 190196), (170, 162226), (290, 95098), (340, 81113), (493, 55940), (580, 47549), (986, 27970), (1972, 13985), (2465, 11188), (2797, 9860), (4930, 5594)]