511566020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89123}}^1$

素因数の和:89180

約数の個数: 48

約数和(自身を含む): 1257717888

約数和(自身を除く): 746151868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 89123, 178246, 356492, 445615, 623861, 891230, 1247722, 1782460, 2495444, 3119305, 3654043, 6238610, 7308086, 12477220, 14616172, 18270215, 25578301, 36540430, 51156602, 73080860, 102313204, 127891505, 255783010, 511566020]

約数ペア:

[(1, 511566020), (2, 255783010), (4, 127891505), (5, 102313204), (7, 73080860), (10, 51156602), (14, 36540430), (20, 25578301), (28, 18270215), (35, 14616172), (41, 12477220), (70, 7308086), (82, 6238610), (140, 3654043), (164, 3119305), (205, 2495444), (287, 1782460), (410, 1247722), (574, 891230), (820, 623861), (1148, 445615), (1435, 356492), (2870, 178246), (5740, 89123)]