20414110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{227}}^1$

素因数の和:297

約数の個数: 48

約数和(自身を含む): 40851216

約数和(自身を除く): 20437106

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 227, 230, 391, 454, 529, 782, 1058, 1135, 1955, 2270, 2645, 3859, 3910, 5221, 5290, 7718, 8993, 10442, 17986, 19295, 26105, 38590, 44965, 52210, 88757, 89930, 120083, 177514, 240166, 443785, 600415, 887570, 1200830, 2041411, 4082822, 10207055, 20414110]

約数ペア:

[(1, 20414110), (2, 10207055), (5, 4082822), (10, 2041411), (17, 1200830), (23, 887570), (34, 600415), (46, 443785), (85, 240166), (115, 177514), (170, 120083), (227, 89930), (230, 88757), (391, 52210), (454, 44965), (529, 38590), (782, 26105), (1058, 19295), (1135, 17986), (1955, 10442), (2270, 8993), (2645, 7718), (3859, 5290), (3910, 5221)]