2149789730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{454501}}^1$

素因数の和:454562

約数の個数: 32

約数和(自身を含む): 4319587008

約数和(自身を除く): 2169797278

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 454501, 909002, 2272505, 4545010, 4999511, 9999022, 19543543, 24997555, 39087086, 49995110, 97717715, 195435430, 214978973, 429957946, 1074894865, 2149789730]

約数ペア:

[(1, 2149789730), (2, 1074894865), (5, 429957946), (10, 214978973), (11, 195435430), (22, 97717715), (43, 49995110), (55, 39087086), (86, 24997555), (110, 19543543), (215, 9999022), (430, 4999511), (473, 4545010), (946, 2272505), (2365, 909002), (4730, 454501)]