84220040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123853}}^1$

素因数の和:123881

約数の個数: 32

約数和(自身を含む): 200643480

約数和(自身を除く): 116423440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 123853, 247706, 495412, 619265, 990824, 1238530, 2105501, 2477060, 4211002, 4954120, 8422004, 10527505, 16844008, 21055010, 42110020, 84220040]

約数ペア:

[(1, 84220040), (2, 42110020), (4, 21055010), (5, 16844008), (8, 10527505), (10, 8422004), (17, 4954120), (20, 4211002), (34, 2477060), (40, 2105501), (68, 1238530), (85, 990824), (136, 619265), (170, 495412), (340, 247706), (680, 123853)]