1399788280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{138319}}^1$

素因数の和:138364

約数の個数: 64

約数和(自身を含む): 3585254400

約数和(自身を除く): 2185466120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 138319, 276638, 553276, 691595, 1106552, 1383190, 1521509, 2766380, 3043018, 3181337, 5532760, 6086036, 6362674, 7607545, 12172072, 12725348, 15215090, 15906685, 25450696, 30430180, 31813370, 34994707, 60860360, 63626740, 69989414, 127253480, 139978828, 174973535, 279957656, 349947070, 699894140, 1399788280]

約数ペア:

[(1, 1399788280), (2, 699894140), (4, 349947070), (5, 279957656), (8, 174973535), (10, 139978828), (11, 127253480), (20, 69989414), (22, 63626740), (23, 60860360), (40, 34994707), (44, 31813370), (46, 30430180), (55, 25450696), (88, 15906685), (92, 15215090), (110, 12725348), (115, 12172072), (184, 7607545), (220, 6362674), (230, 6086036), (253, 5532760), (440, 3181337), (460, 3043018), (506, 2766380), (920, 1521509), (1012, 1383190), (1265, 1106552), (2024, 691595), (2530, 553276), (5060, 276638), (10120, 138319)]