28148090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{313}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 56260008

約数和(自身を除く): 28111918

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 313, 391, 529, 626, 782, 1058, 1565, 1955, 2645, 3130, 3910, 5290, 5321, 7199, 8993, 10642, 14398, 17986, 26605, 35995, 44965, 53210, 71990, 89930, 122383, 165577, 244766, 331154, 611915, 827885, 1223830, 1655770, 2814809, 5629618, 14074045, 28148090]

約数ペア:

[(1, 28148090), (2, 14074045), (5, 5629618), (10, 2814809), (17, 1655770), (23, 1223830), (34, 827885), (46, 611915), (85, 331154), (115, 244766), (170, 165577), (230, 122383), (313, 89930), (391, 71990), (529, 53210), (626, 44965), (782, 35995), (1058, 26605), (1565, 17986), (1955, 14398), (2645, 10642), (3130, 8993), (3910, 7199), (5290, 5321)]