124537840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{222389}}^1$

素因数の和:222409

約数の個数: 40

約数和(自身を含む): 330916320

約数和(自身を除く): 206378480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 222389, 444778, 889556, 1111945, 1556723, 1779112, 2223890, 3113446, 3558224, 4447780, 6226892, 7783615, 8895560, 12453784, 15567230, 17791120, 24907568, 31134460, 62268920, 124537840]

約数ペア:

[(1, 124537840), (2, 62268920), (4, 31134460), (5, 24907568), (7, 17791120), (8, 15567230), (10, 12453784), (14, 8895560), (16, 7783615), (20, 6226892), (28, 4447780), (35, 3558224), (40, 3113446), (56, 2223890), (70, 1779112), (80, 1556723), (112, 1111945), (140, 889556), (280, 444778), (560, 222389)]