4321930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 48

約数和(自身を含む): 8759520

約数和(自身を除く): 4437590

約数列:

[1, 2, 5, 10, 19, 23, 38, 43, 46, 86, 95, 115, 190, 215, 230, 430, 437, 529, 817, 874, 989, 1058, 1634, 1978, 2185, 2645, 4085, 4370, 4945, 5290, 8170, 9890, 10051, 18791, 20102, 22747, 37582, 45494, 50255, 93955, 100510, 113735, 187910, 227470, 432193, 864386, 2160965, 4321930]

約数ペア:

[(1, 4321930), (2, 2160965), (5, 864386), (10, 432193), (19, 227470), (23, 187910), (38, 113735), (43, 100510), (46, 93955), (86, 50255), (95, 45494), (115, 37582), (190, 22747), (215, 20102), (230, 18791), (430, 10051), (437, 9890), (529, 8170), (817, 5290), (874, 4945), (989, 4370), (1058, 4085), (1634, 2645), (1978, 2185)]