51428580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{122449}}^1$

素因数の和:122468

約数の個数: 48

約数和(自身を含む): 164572800

約数和(自身を除く): 113144220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 122449, 244898, 367347, 489796, 612245, 734694, 857143, 1224490, 1469388, 1714286, 1836735, 2448980, 2571429, 3428572, 3673470, 4285715, 5142858, 7346940, 8571430, 10285716, 12857145, 17142860, 25714290, 51428580]

約数ペア:

[(1, 51428580), (2, 25714290), (3, 17142860), (4, 12857145), (5, 10285716), (6, 8571430), (7, 7346940), (10, 5142858), (12, 4285715), (14, 3673470), (15, 3428572), (20, 2571429), (21, 2448980), (28, 1836735), (30, 1714286), (35, 1469388), (42, 1224490), (60, 857143), (70, 734694), (84, 612245), (105, 489796), (140, 367347), (210, 244898), (420, 122449)]