30542890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4003}}^1$

素因数の和:4126

約数の個数: 32

約数和(自身を含む): 63423360

約数和(自身を除く): 32880470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 4003, 7630, 8006, 20015, 28021, 40030, 56042, 140105, 280210, 436327, 872654, 2181635, 3054289, 4363270, 6108578, 15271445, 30542890]

約数ペア:

[(1, 30542890), (2, 15271445), (5, 6108578), (7, 4363270), (10, 3054289), (14, 2181635), (35, 872654), (70, 436327), (109, 280210), (218, 140105), (545, 56042), (763, 40030), (1090, 28021), (1526, 20015), (3815, 8006), (4003, 7630)]