43840040

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{10243}}^1$

素因数の和:10361

約数の個数: 32

約数和(自身を含む): 99571680

約数和(自身を除く): 55731640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 10243, 20486, 40972, 51215, 81944, 102430, 204860, 409720, 1096001, 2192002, 4384004, 5480005, 8768008, 10960010, 21920020, 43840040]

約数ペア:

[(1, 43840040), (2, 21920020), (4, 10960010), (5, 8768008), (8, 5480005), (10, 4384004), (20, 2192002), (40, 1096001), (107, 409720), (214, 204860), (428, 102430), (535, 81944), (856, 51215), (1070, 40972), (2140, 20486), (4280, 10243)]