12545870

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 23275296

約数和(自身を除く): 10729426

約数列:

[1, 2, 5, 10, 61, 122, 131, 157, 262, 305, 314, 610, 655, 785, 1310, 1570, 7991, 9577, 15982, 19154, 20567, 39955, 41134, 47885, 79910, 95770, 102835, 205670, 1254587, 2509174, 6272935, 12545870]

約数ペア:

[(1, 12545870), (2, 6272935), (5, 2509174), (10, 1254587), (61, 205670), (122, 102835), (131, 95770), (157, 79910), (262, 47885), (305, 41134), (314, 39955), (610, 20567), (655, 19154), (785, 15982), (1310, 9577), (1570, 7991)]