15739780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{16061}}^1$

素因数の和:16084

約数の個数: 36

約数和(自身を含む): 38452428

約数和(自身を除く): 22712648

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 16061, 32122, 64244, 80305, 112427, 160610, 224854, 321220, 449708, 562135, 786989, 1124270, 1573978, 2248540, 3147956, 3934945, 7869890, 15739780]

約数ペア:

[(1, 15739780), (2, 7869890), (4, 3934945), (5, 3147956), (7, 2248540), (10, 1573978), (14, 1124270), (20, 786989), (28, 562135), (35, 449708), (49, 321220), (70, 224854), (98, 160610), (140, 112427), (196, 80305), (245, 64244), (490, 32122), (980, 16061)]