2642990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2221}}^1$

素因数の和:2252

約数の個数: 32

約数和(自身を含む): 5759424

約数和(自身を除く): 3116434

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 2221, 4442, 11105, 15547, 22210, 31094, 37757, 75514, 77735, 155470, 188785, 264299, 377570, 528598, 1321495, 2642990]

約数ペア:

[(1, 2642990), (2, 1321495), (5, 528598), (7, 377570), (10, 264299), (14, 188785), (17, 155470), (34, 77735), (35, 75514), (70, 37757), (85, 31094), (119, 22210), (170, 15547), (238, 11105), (595, 4442), (1190, 2221)]