27840670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19469}}^1$

素因数の和:19500

約数の個数: 32

約数和(自身を含む): 58877280

約数和(自身を除く): 31036610

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 19469, 38938, 97345, 194690, 214159, 253097, 428318, 506194, 1070795, 1265485, 2141590, 2530970, 2784067, 5568134, 13920335, 27840670]

約数ペア:

[(1, 27840670), (2, 13920335), (5, 5568134), (10, 2784067), (11, 2530970), (13, 2141590), (22, 1265485), (26, 1070795), (55, 506194), (65, 428318), (110, 253097), (130, 214159), (143, 194690), (286, 97345), (715, 38938), (1430, 19469)]