2019392380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{211}}^1\times {\mathrm{569}}^1$

素因数の和:847

約数の個数: 72

約数和(自身を含む): 4420568880

約数和(自身を除く): 2401176500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 211, 290, 422, 569, 580, 841, 844, 1055, 1138, 1682, 2110, 2276, 2845, 3364, 4205, 4220, 5690, 6119, 8410, 11380, 12238, 16501, 16820, 24476, 30595, 33002, 61190, 66004, 82505, 120059, 122380, 165010, 177451, 240118, 330020, 354902, 478529, 480236, 600295, 709804, 887255, 957058, 1200590, 1774510, 1914116, 2392645, 2401180, 3481711, 3549020, 4785290, 6963422, 9570580, 13926844, 17408555, 34817110, 69634220, 100969619, 201939238, 403878476, 504848095, 1009696190, 2019392380]

約数ペア:

[(1, 2019392380), (2, 1009696190), (4, 504848095), (5, 403878476), (10, 201939238), (20, 100969619), (29, 69634220), (58, 34817110), (116, 17408555), (145, 13926844), (211, 9570580), (290, 6963422), (422, 4785290), (569, 3549020), (580, 3481711), (841, 2401180), (844, 2392645), (1055, 1914116), (1138, 1774510), (1682, 1200590), (2110, 957058), (2276, 887255), (2845, 709804), (3364, 600295), (4205, 480236), (4220, 478529), (5690, 354902), (6119, 330020), (8410, 240118), (11380, 177451), (12238, 165010), (16501, 122380), (16820, 120059), (24476, 82505), (30595, 66004), (33002, 61190)]