220135970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{536917}}^1$

素因数の和:536965

約数の個数: 16

約数和(自身を含む): 405910008

約数和(自身を除く): 185774038

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 536917, 1073834, 2684585, 5369170, 22013597, 44027194, 110067985, 220135970]

約数ペア:

[(1, 220135970), (2, 110067985), (5, 44027194), (10, 22013597), (41, 5369170), (82, 2684585), (205, 1073834), (410, 536917)]