39797780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9521}}^1$

素因数の和:9560

約数の個数: 48

約数和(自身を含む): 95981760

約数和(自身を除く): 56183980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 9521, 19042, 38084, 47605, 95210, 104731, 180899, 190420, 209462, 361798, 418924, 523655, 723596, 904495, 1047310, 1808990, 1989889, 2094620, 3617980, 3979778, 7959556, 9949445, 19898890, 39797780]

約数ペア:

[(1, 39797780), (2, 19898890), (4, 9949445), (5, 7959556), (10, 3979778), (11, 3617980), (19, 2094620), (20, 1989889), (22, 1808990), (38, 1047310), (44, 904495), (55, 723596), (76, 523655), (95, 418924), (110, 361798), (190, 209462), (209, 190420), (220, 180899), (380, 104731), (418, 95210), (836, 47605), (1045, 38084), (2090, 19042), (4180, 9521)]