2678390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1873}}^1$

素因数の和:1904

約数の個数: 32

約数和(自身を含む): 5666976

約数和(自身を除く): 2988586

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1873, 3746, 9365, 18730, 20603, 24349, 41206, 48698, 103015, 121745, 206030, 243490, 267839, 535678, 1339195, 2678390]

約数ペア:

[(1, 2678390), (2, 1339195), (5, 535678), (10, 267839), (11, 243490), (13, 206030), (22, 121745), (26, 103015), (55, 48698), (65, 41206), (110, 24349), (130, 20603), (143, 18730), (286, 9365), (715, 3746), (1430, 1873)]