40772215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 56318976

約数和(自身を除く): 15546761

約数列:

[1, 5, 11, 23, 55, 115, 167, 193, 253, 835, 965, 1265, 1837, 2123, 3841, 4439, 9185, 10615, 19205, 22195, 32231, 42251, 48829, 161155, 211255, 244145, 354541, 741313, 1772705, 3706565, 8154443, 40772215]

約数ペア:

[(1, 40772215), (5, 8154443), (11, 3706565), (23, 1772705), (55, 741313), (115, 354541), (167, 244145), (193, 211255), (253, 161155), (835, 48829), (965, 42251), (1265, 32231), (1837, 22195), (2123, 19205), (3841, 10615), (4439, 9185)]