8382020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 18915120

約数和(自身を除く): 10533100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 277, 340, 356, 445, 554, 890, 1108, 1385, 1513, 1780, 2770, 3026, 4709, 5540, 6052, 7565, 9418, 15130, 18836, 23545, 24653, 30260, 47090, 49306, 94180, 98612, 123265, 246530, 419101, 493060, 838202, 1676404, 2095505, 4191010, 8382020]

約数ペア:

[(1, 8382020), (2, 4191010), (4, 2095505), (5, 1676404), (10, 838202), (17, 493060), (20, 419101), (34, 246530), (68, 123265), (85, 98612), (89, 94180), (170, 49306), (178, 47090), (277, 30260), (340, 24653), (356, 23545), (445, 18836), (554, 15130), (890, 9418), (1108, 7565), (1385, 6052), (1513, 5540), (1780, 4709), (2770, 3026)]