890442010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{63467}}^1$

素因数の和:63558

約数の個数: 32

約数和(自身を含む): 1699926912

約数和(自身を除く): 809484902

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 2806, 7015, 14030, 63467, 126934, 317335, 634670, 1459741, 2919482, 3871487, 7298705, 7742974, 14597410, 19357435, 38714870, 89044201, 178088402, 445221005, 890442010]

約数ペア:

[(1, 890442010), (2, 445221005), (5, 178088402), (10, 89044201), (23, 38714870), (46, 19357435), (61, 14597410), (115, 7742974), (122, 7298705), (230, 3871487), (305, 2919482), (610, 1459741), (1403, 634670), (2806, 317335), (7015, 126934), (14030, 63467)]