2645387090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{267481}}^1$

素因数の和:267554

約数の個数: 32

約数和(自身を含む): 5084297856

約数和(自身を除く): 2438910766

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 267481, 534962, 1337405, 2674810, 6152063, 11501683, 12304126, 23003366, 30760315, 57508415, 61520630, 115016830, 264538709, 529077418, 1322693545, 2645387090]

約数ペア:

[(1, 2645387090), (2, 1322693545), (5, 529077418), (10, 264538709), (23, 115016830), (43, 61520630), (46, 57508415), (86, 30760315), (115, 23003366), (215, 12304126), (230, 11501683), (430, 6152063), (989, 2674810), (1978, 1337405), (4945, 534962), (9890, 267481)]