20160684040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3130541}}^1$

素因数の和:3130582

約数の個数: 64

約数和(自身を含む): 54095765760

約数和(自身を除く): 33935081720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 3130541, 6261082, 12522164, 15652705, 21913787, 25044328, 31305410, 43827574, 62610820, 72002443, 87655148, 109568935, 125221640, 144004886, 175310296, 219137870, 288009772, 360012215, 438275740, 504017101, 576019544, 720024430, 876551480, 1008034202, 1440048860, 2016068404, 2520085505, 2880097720, 4032136808, 5040171010, 10080342020, 20160684040]

約数ペア:

[(1, 20160684040), (2, 10080342020), (4, 5040171010), (5, 4032136808), (7, 2880097720), (8, 2520085505), (10, 2016068404), (14, 1440048860), (20, 1008034202), (23, 876551480), (28, 720024430), (35, 576019544), (40, 504017101), (46, 438275740), (56, 360012215), (70, 288009772), (92, 219137870), (115, 175310296), (140, 144004886), (161, 125221640), (184, 109568935), (230, 87655148), (280, 72002443), (322, 62610820), (460, 43827574), (644, 31305410), (805, 25044328), (920, 21913787), (1288, 15652705), (1610, 12522164), (3220, 6261082), (6440, 3130541)]