13878280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2053}}^1$

素因数の和:2090

約数の個数: 48

約数和(自身を含む): 33829380

約数和(自身を除く): 19951100

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 2053, 3380, 4106, 6760, 8212, 10265, 16424, 20530, 26689, 41060, 53378, 82120, 106756, 133445, 213512, 266890, 346957, 533780, 693914, 1067560, 1387828, 1734785, 2775656, 3469570, 6939140, 13878280]

約数ペア:

[(1, 13878280), (2, 6939140), (4, 3469570), (5, 2775656), (8, 1734785), (10, 1387828), (13, 1067560), (20, 693914), (26, 533780), (40, 346957), (52, 266890), (65, 213512), (104, 133445), (130, 106756), (169, 82120), (260, 53378), (338, 41060), (520, 26689), (676, 20530), (845, 16424), (1352, 10265), (1690, 8212), (2053, 6760), (3380, 4106)]