774990290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{3407}}^1$

素因数の和:3503

約数の個数: 48

約数和(自身を含む): 1492622208

約数和(自身を除く): 717631918

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 529, 989, 1058, 1978, 2645, 3407, 4945, 5290, 6814, 9890, 17035, 22747, 34070, 45494, 78361, 113735, 146501, 156722, 227470, 293002, 391805, 732505, 783610, 1465010, 1802303, 3369523, 3604606, 6739046, 9011515, 16847615, 18023030, 33695230, 77499029, 154998058, 387495145, 774990290]

約数ペア:

[(1, 774990290), (2, 387495145), (5, 154998058), (10, 77499029), (23, 33695230), (43, 18023030), (46, 16847615), (86, 9011515), (115, 6739046), (215, 3604606), (230, 3369523), (430, 1802303), (529, 1465010), (989, 783610), (1058, 732505), (1978, 391805), (2645, 293002), (3407, 227470), (4945, 156722), (5290, 146501), (6814, 113735), (9890, 78361), (17035, 45494), (22747, 34070)]