20593970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{229}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 41209560

約数和(自身を除く): 20615590

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 229, 230, 391, 458, 529, 782, 1058, 1145, 1955, 2290, 2645, 3893, 3910, 5267, 5290, 7786, 8993, 10534, 17986, 19465, 26335, 38930, 44965, 52670, 89539, 89930, 121141, 179078, 242282, 447695, 605705, 895390, 1211410, 2059397, 4118794, 10296985, 20593970]

約数ペア:

[(1, 20593970), (2, 10296985), (5, 4118794), (10, 2059397), (17, 1211410), (23, 895390), (34, 605705), (46, 447695), (85, 242282), (115, 179078), (170, 121141), (229, 89930), (230, 89539), (391, 52670), (458, 44965), (529, 38930), (782, 26335), (1058, 19465), (1145, 17986), (1955, 10534), (2290, 8993), (2645, 7786), (3893, 5290), (3910, 5267)]