40960390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1117}}^1$

素因数の和:1336

約数の個数: 32

約数和(自身を含む): 78081120

約数和(自身を除く): 37120730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 193, 386, 965, 1117, 1930, 2234, 3667, 5585, 7334, 11170, 18335, 21223, 36670, 42446, 106115, 212230, 215581, 431162, 1077905, 2155810, 4096039, 8192078, 20480195, 40960390]

約数ペア:

[(1, 40960390), (2, 20480195), (5, 8192078), (10, 4096039), (19, 2155810), (38, 1077905), (95, 431162), (190, 215581), (193, 212230), (386, 106115), (965, 42446), (1117, 36670), (1930, 21223), (2234, 18335), (3667, 11170), (5585, 7334)]