40893890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2131}}^1$

素因数の和:2258

約数の個数: 32

約数和(自身を含む): 78287040

約数和(自身を除く): 37393150

約数列:

[1, 2, 5, 10, 19, 38, 95, 101, 190, 202, 505, 1010, 1919, 2131, 3838, 4262, 9595, 10655, 19190, 21310, 40489, 80978, 202445, 215231, 404890, 430462, 1076155, 2152310, 4089389, 8178778, 20446945, 40893890]

約数ペア:

[(1, 40893890), (2, 20446945), (5, 8178778), (10, 4089389), (19, 2152310), (38, 1076155), (95, 430462), (101, 404890), (190, 215231), (202, 202445), (505, 80978), (1010, 40489), (1919, 21310), (2131, 19190), (3838, 10655), (4262, 9595)]