6938120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 18144000

約数和(自身を除く): 11205880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 349, 355, 497, 568, 698, 710, 994, 1396, 1420, 1745, 1988, 2443, 2485, 2792, 2840, 3490, 3976, 4886, 4970, 6980, 9772, 9940, 12215, 13960, 19544, 19880, 24430, 24779, 48860, 49558, 97720, 99116, 123895, 173453, 198232, 247790, 346906, 495580, 693812, 867265, 991160, 1387624, 1734530, 3469060, 6938120]

約数ペア:

[(1, 6938120), (2, 3469060), (4, 1734530), (5, 1387624), (7, 991160), (8, 867265), (10, 693812), (14, 495580), (20, 346906), (28, 247790), (35, 198232), (40, 173453), (56, 123895), (70, 99116), (71, 97720), (140, 49558), (142, 48860), (280, 24779), (284, 24430), (349, 19880), (355, 19544), (497, 13960), (568, 12215), (698, 9940), (710, 9772), (994, 6980), (1396, 4970), (1420, 4886), (1745, 3976), (1988, 3490), (2443, 2840), (2485, 2792)]