11440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:37

約数の個数: 40

約数和(自身を含む): 31248

約数和(自身を除く): 19808

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440]

約数ペア:

[(1, 11440), (2, 5720), (4, 2860), (5, 2288), (8, 1430), (10, 1144), (11, 1040), (13, 880), (16, 715), (20, 572), (22, 520), (26, 440), (40, 286), (44, 260), (52, 220), (55, 208), (65, 176), (80, 143), (88, 130), (104, 110)]