115311280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{205913}}^1$

素因数の和:205933

約数の個数: 40

約数和(自身を含む): 306400032

約数和(自身を除く): 191088752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 205913, 411826, 823652, 1029565, 1441391, 1647304, 2059130, 2882782, 3294608, 4118260, 5765564, 7206955, 8236520, 11531128, 14413910, 16473040, 23062256, 28827820, 57655640, 115311280]

約数ペア:

[(1, 115311280), (2, 57655640), (4, 28827820), (5, 23062256), (7, 16473040), (8, 14413910), (10, 11531128), (14, 8236520), (16, 7206955), (20, 5765564), (28, 4118260), (35, 3294608), (40, 2882782), (56, 2059130), (70, 1647304), (80, 1441391), (112, 1029565), (140, 823652), (280, 411826), (560, 205913)]