12774020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{91243}}^1$

素因数の和:91259

約数の個数: 24

約数和(自身を含む): 30657984

約数和(自身を除く): 17883964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 91243, 182486, 364972, 456215, 638701, 912430, 1277402, 1824860, 2554804, 3193505, 6387010, 12774020]

約数ペア:

[(1, 12774020), (2, 6387010), (4, 3193505), (5, 2554804), (7, 1824860), (10, 1277402), (14, 912430), (20, 638701), (28, 456215), (35, 364972), (70, 182486), (140, 91243)]