22295380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 48222720

約数和(自身を除く): 25927340

約数列:

[1, 2, 4, 5, 10, 20, 79, 103, 137, 158, 206, 274, 316, 395, 412, 515, 548, 685, 790, 1030, 1370, 1580, 2060, 2740, 8137, 10823, 14111, 16274, 21646, 28222, 32548, 40685, 43292, 54115, 56444, 70555, 81370, 108230, 141110, 162740, 216460, 282220, 1114769, 2229538, 4459076, 5573845, 11147690, 22295380]

約数ペア:

[(1, 22295380), (2, 11147690), (4, 5573845), (5, 4459076), (10, 2229538), (20, 1114769), (79, 282220), (103, 216460), (137, 162740), (158, 141110), (206, 108230), (274, 81370), (316, 70555), (395, 56444), (412, 54115), (515, 43292), (548, 40685), (685, 32548), (790, 28222), (1030, 21646), (1370, 16274), (1580, 14111), (2060, 10823), (2740, 8137)]