2220790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1584

約数の個数: 32

約数和(自身を含む): 4699296

約数和(自身を除く): 2478506

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1553, 3106, 7765, 15530, 17083, 20189, 34166, 40378, 85415, 100945, 170830, 201890, 222079, 444158, 1110395, 2220790]

約数ペア:

[(1, 2220790), (2, 1110395), (5, 444158), (10, 222079), (11, 201890), (13, 170830), (22, 100945), (26, 85415), (55, 40378), (65, 34166), (110, 20189), (130, 17083), (143, 15530), (286, 7765), (715, 3106), (1430, 1553)]