139369940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{12647}}^1$

素因数の和:12704

約数の個数: 48

約数和(自身を含む): 318729600

約数和(自身を除く): 179359660

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 11020, 12647, 25294, 50588, 63235, 126470, 240293, 252940, 366763, 480586, 733526, 961172, 1201465, 1467052, 1833815, 2402930, 3667630, 4805860, 6968497, 7335260, 13936994, 27873988, 34842485, 69684970, 139369940]

約数ペア:

[(1, 139369940), (2, 69684970), (4, 34842485), (5, 27873988), (10, 13936994), (19, 7335260), (20, 6968497), (29, 4805860), (38, 3667630), (58, 2402930), (76, 1833815), (95, 1467052), (116, 1201465), (145, 961172), (190, 733526), (290, 480586), (380, 366763), (551, 252940), (580, 240293), (1102, 126470), (2204, 63235), (2755, 50588), (5510, 25294), (11020, 12647)]