72109940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27109}}^1$

素因数の和:27144

約数の個数: 48

約数和(自身を含む): 182179200

約数和(自身を除く): 110069260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 27109, 54218, 108436, 135545, 189763, 271090, 379526, 515071, 542180, 759052, 948815, 1030142, 1897630, 2060284, 2575355, 3605497, 3795260, 5150710, 7210994, 10301420, 14421988, 18027485, 36054970, 72109940]

約数ペア:

[(1, 72109940), (2, 36054970), (4, 18027485), (5, 14421988), (7, 10301420), (10, 7210994), (14, 5150710), (19, 3795260), (20, 3605497), (28, 2575355), (35, 2060284), (38, 1897630), (70, 1030142), (76, 948815), (95, 759052), (133, 542180), (140, 515071), (190, 379526), (266, 271090), (380, 189763), (532, 135545), (665, 108436), (1330, 54218), (2660, 27109)]