266927180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{2371}}^1$

素因数の和:2826

約数の個数: 48

約数和(自身を含む): 605315424

約数和(自身を除く): 338388244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 433, 866, 1732, 2165, 2371, 4330, 4742, 5629, 8660, 9484, 11258, 11855, 22516, 23710, 28145, 30823, 47420, 56290, 61646, 112580, 123292, 154115, 308230, 616460, 1026643, 2053286, 4106572, 5133215, 10266430, 13346359, 20532860, 26692718, 53385436, 66731795, 133463590, 266927180]

約数ペア:

[(1, 266927180), (2, 133463590), (4, 66731795), (5, 53385436), (10, 26692718), (13, 20532860), (20, 13346359), (26, 10266430), (52, 5133215), (65, 4106572), (130, 2053286), (260, 1026643), (433, 616460), (866, 308230), (1732, 154115), (2165, 123292), (2371, 112580), (4330, 61646), (4742, 56290), (5629, 47420), (8660, 30823), (9484, 28145), (11258, 23710), (11855, 22516)]