138435710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{104087}}^1$

素因数の和:104120

約数の個数: 32

約数和(自身を含む): 299773440

約数和(自身を除く): 161337730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 104087, 208174, 520435, 728609, 1040870, 1457218, 1977653, 3643045, 3955306, 7286090, 9888265, 13843571, 19776530, 27687142, 69217855, 138435710]

約数ペア:

[(1, 138435710), (2, 69217855), (5, 27687142), (7, 19776530), (10, 13843571), (14, 9888265), (19, 7286090), (35, 3955306), (38, 3643045), (70, 1977653), (95, 1457218), (133, 1040870), (190, 728609), (266, 520435), (665, 208174), (1330, 104087)]