425424860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{434107}}^1$

素因数の和:434130

約数の個数: 36

約数和(自身を含む): 1039254552

約数和(自身を除く): 613829692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 434107, 868214, 1736428, 2170535, 3038749, 4341070, 6077498, 8682140, 12154996, 15193745, 21271243, 30387490, 42542486, 60774980, 85084972, 106356215, 212712430, 425424860]

約数ペア:

[(1, 425424860), (2, 212712430), (4, 106356215), (5, 85084972), (7, 60774980), (10, 42542486), (14, 30387490), (20, 21271243), (28, 15193745), (35, 12154996), (49, 8682140), (70, 6077498), (98, 4341070), (140, 3038749), (196, 2170535), (245, 1736428), (490, 868214), (980, 434107)]