38709340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{443}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 86601312

約数和(自身を除く): 47891972

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 443, 514, 886, 1028, 1285, 1772, 2215, 2570, 4369, 4430, 5140, 7531, 8738, 8860, 15062, 17476, 21845, 30124, 37655, 43690, 75310, 87380, 113851, 150620, 227702, 455404, 569255, 1138510, 1935467, 2277020, 3870934, 7741868, 9677335, 19354670, 38709340]

約数ペア:

[(1, 38709340), (2, 19354670), (4, 9677335), (5, 7741868), (10, 3870934), (17, 2277020), (20, 1935467), (34, 1138510), (68, 569255), (85, 455404), (170, 227702), (257, 150620), (340, 113851), (443, 87380), (514, 75310), (886, 43690), (1028, 37655), (1285, 30124), (1772, 21845), (2215, 17476), (2570, 15062), (4369, 8860), (4430, 8738), (5140, 7531)]