12942790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8039}}^1$

素因数の和:8076

約数の個数: 32

約数和(自身を含む): 27786240

約数和(自身を除く): 14843450

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 8039, 16078, 40195, 56273, 80390, 112546, 184897, 281365, 369794, 562730, 924485, 1294279, 1848970, 2588558, 6471395, 12942790]

約数ペア:

[(1, 12942790), (2, 6471395), (5, 2588558), (7, 1848970), (10, 1294279), (14, 924485), (23, 562730), (35, 369794), (46, 281365), (70, 184897), (115, 112546), (161, 80390), (230, 56273), (322, 40195), (805, 16078), (1610, 8039)]