11969240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15749}}^1$

素因数の和:15779

約数の個数: 32

約数和(自身を含む): 28350000

約数和(自身を除く): 16380760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 15749, 31498, 62996, 78745, 125992, 157490, 299231, 314980, 598462, 629960, 1196924, 1496155, 2393848, 2992310, 5984620, 11969240]

約数ペア:

[(1, 11969240), (2, 5984620), (4, 2992310), (5, 2393848), (8, 1496155), (10, 1196924), (19, 629960), (20, 598462), (38, 314980), (40, 299231), (76, 157490), (95, 125992), (152, 78745), (190, 62996), (380, 31498), (760, 15749)]