1299915880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1911641}}^1$

素因数の和:1911669

約数の個数: 32

約数和(自身を含む): 3096860040

約数和(自身を除く): 1796944160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1911641, 3823282, 7646564, 9558205, 15293128, 19116410, 32497897, 38232820, 64995794, 76465640, 129991588, 162489485, 259983176, 324978970, 649957940, 1299915880]

約数ペア:

[(1, 1299915880), (2, 649957940), (4, 324978970), (5, 259983176), (8, 162489485), (10, 129991588), (17, 76465640), (20, 64995794), (34, 38232820), (40, 32497897), (68, 19116410), (85, 15293128), (136, 9558205), (170, 7646564), (340, 3823282), (680, 1911641)]