39949620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28949}}^1$

素因数の和:28984

約数の個数: 48

約数和(自身を含む): 116726400

約数和(自身を除く): 76776780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 28949, 57898, 86847, 115796, 144745, 173694, 289490, 347388, 434235, 578980, 665827, 868470, 1331654, 1736940, 1997481, 2663308, 3329135, 3994962, 6658270, 7989924, 9987405, 13316540, 19974810, 39949620]

約数ペア:

[(1, 39949620), (2, 19974810), (3, 13316540), (4, 9987405), (5, 7989924), (6, 6658270), (10, 3994962), (12, 3329135), (15, 2663308), (20, 1997481), (23, 1736940), (30, 1331654), (46, 868470), (60, 665827), (69, 578980), (92, 434235), (115, 347388), (138, 289490), (230, 173694), (276, 144745), (345, 115796), (460, 86847), (690, 57898), (1380, 28949)]