1290764.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1427}}^1$

素因数の和:1526

約数の個数: 48

約数和(自身を含む): 40303872

約数和(自身を除く): 23722132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1427, 1660, 2324, 2854, 2905, 5708, 5810, 7135, 9989, 11620, 14270, 19978, 28540, 39956, 49945, 99890, 118441, 199780, 236882, 473764, 592205, 829087, 1184410, 1658174, 2368820, 3316348, 4145435, 8290870, 16581740]

約数ペア:

[(1, 16581740), (2, 8290870), (4, 4145435), (5, 3316348), (7, 2368820), (10, 1658174), (14, 1184410), (20, 829087), (28, 592205), (35, 473764), (70, 236882), (83, 199780), (140, 118441), (166, 99890), (332, 49945), (415, 39956), (581, 28540), (830, 19978), (1162, 14270), (1427, 11620), (1660, 9989), (2324, 7135), (2854, 5810), (2905, 5708)]