319778890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1390343}}^1$

素因数の和:1390373

約数の個数: 16

約数和(自身を含む): 600628608

約数和(自身を除く): 280849718

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 1390343, 2780686, 6951715, 13903430, 31977889, 63955778, 159889445, 319778890]

約数ペア:

[(1, 319778890), (2, 159889445), (5, 63955778), (10, 31977889), (23, 13903430), (46, 6951715), (115, 2780686), (230, 1390343)]