142780210

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{1489}}^1$

素因数の和:1762

約数の個数: 32

約数和(自身を含む): 264337920

約数和(自身を除く): 121557710

約数列:

[1, 2, 5, 10, 43, 86, 215, 223, 430, 446, 1115, 1489, 2230, 2978, 7445, 9589, 14890, 19178, 47945, 64027, 95890, 128054, 320135, 332047, 640270, 664094, 1660235, 3320470, 14278021, 28556042, 71390105, 142780210]

約数ペア:

[(1, 142780210), (2, 71390105), (5, 28556042), (10, 14278021), (43, 3320470), (86, 1660235), (215, 664094), (223, 640270), (430, 332047), (446, 320135), (1115, 128054), (1489, 95890), (2230, 64027), (2978, 47945), (7445, 19178), (9589, 14890)]