2047990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1721}}^1$

素因数の和:1752

約数の個数: 32

約数和(自身を含む): 4463424

約数和(自身を除く): 2415434

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 1721, 3442, 8605, 12047, 17210, 24094, 29257, 58514, 60235, 120470, 146285, 204799, 292570, 409598, 1023995, 2047990]

約数ペア:

[(1, 2047990), (2, 1023995), (5, 409598), (7, 292570), (10, 204799), (14, 146285), (17, 120470), (34, 60235), (35, 58514), (70, 29257), (85, 24094), (119, 17210), (170, 12047), (238, 8605), (595, 3442), (1190, 1721)]