2178890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1831}}^1$

素因数の和:1862

約数の個数: 32

約数和(自身を含む): 4748544

約数和(自身を除く): 2569654

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 1831, 3662, 9155, 12817, 18310, 25634, 31127, 62254, 64085, 128170, 155635, 217889, 311270, 435778, 1089445, 2178890]

約数ペア:

[(1, 2178890), (2, 1089445), (5, 435778), (7, 311270), (10, 217889), (14, 155635), (17, 128170), (34, 64085), (35, 62254), (70, 31127), (85, 25634), (119, 18310), (170, 12817), (238, 9155), (595, 3662), (1190, 1831)]