12654440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10909}}^1$

素因数の和:10949

約数の個数: 32

約数和(自身を含む): 29457000

約数和(自身を除く): 16802560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 10909, 21818, 43636, 54545, 87272, 109090, 218180, 316361, 436360, 632722, 1265444, 1581805, 2530888, 3163610, 6327220, 12654440]

約数ペア:

[(1, 12654440), (2, 6327220), (4, 3163610), (5, 2530888), (8, 1581805), (10, 1265444), (20, 632722), (29, 436360), (40, 316361), (58, 218180), (116, 109090), (145, 87272), (232, 54545), (290, 43636), (580, 21818), (1160, 10909)]