1999636720

素因数分解:

$2^4\times 5^1\times {\mathrm{853}}^1\times {\mathrm{29303}}^1$

素因数の和:30169

約数の個数: 40

約数和(自身を含む): 4654764576

約数和(自身を除く): 2655127856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 853, 1706, 3412, 4265, 6824, 8530, 13648, 17060, 29303, 34120, 58606, 68240, 117212, 146515, 234424, 293030, 468848, 586060, 1172120, 2344240, 24995459, 49990918, 99981836, 124977295, 199963672, 249954590, 399927344, 499909180, 999818360, 1999636720]

約数ペア:

[(1, 1999636720), (2, 999818360), (4, 499909180), (5, 399927344), (8, 249954590), (10, 199963672), (16, 124977295), (20, 99981836), (40, 49990918), (80, 24995459), (853, 2344240), (1706, 1172120), (3412, 586060), (4265, 468848), (6824, 293030), (8530, 234424), (13648, 146515), (17060, 117212), (29303, 68240), (34120, 58606)]