1890423010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{206153}}^1$

素因数の和:206298

約数の個数: 32

約数和(自身を含む): 3918575232

約数和(自身を除く): 2028152222

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 4585, 9170, 206153, 412306, 1030765, 1443071, 2061530, 2886142, 7215355, 14430710, 27006043, 54012086, 135030215, 189042301, 270060430, 378084602, 945211505, 1890423010]

約数ペア:

[(1, 1890423010), (2, 945211505), (5, 378084602), (7, 270060430), (10, 189042301), (14, 135030215), (35, 54012086), (70, 27006043), (131, 14430710), (262, 7215355), (655, 2886142), (917, 2061530), (1310, 1443071), (1834, 1030765), (4585, 412306), (9170, 206153)]