17801730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1423}}^1$

素因数の和:1575

約数の個数: 48

約数和(自身を含む): 46650240

約数和(自身を除く): 28848510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139, 278, 417, 695, 834, 1251, 1390, 1423, 2085, 2502, 2846, 4170, 4269, 6255, 7115, 8538, 12510, 12807, 14230, 21345, 25614, 42690, 64035, 128070, 197797, 395594, 593391, 988985, 1186782, 1780173, 1977970, 2966955, 3560346, 5933910, 8900865, 17801730]

約数ペア:

[(1, 17801730), (2, 8900865), (3, 5933910), (5, 3560346), (6, 2966955), (9, 1977970), (10, 1780173), (15, 1186782), (18, 988985), (30, 593391), (45, 395594), (90, 197797), (139, 128070), (278, 64035), (417, 42690), (695, 25614), (834, 21345), (1251, 14230), (1390, 12807), (1423, 12510), (2085, 8538), (2502, 7115), (2846, 6255), (4170, 4269)]