31237030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1427}}^1$

素因数の和:1644

約数の個数: 32

約数和(自身を含む): 61689600

約数和(自身を除く): 30452570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1427, 1990, 2189, 2854, 4378, 7135, 10945, 14270, 15697, 21890, 31394, 78485, 156970, 283973, 567946, 1419865, 2839730, 3123703, 6247406, 15618515, 31237030]

約数ペア:

[(1, 31237030), (2, 15618515), (5, 6247406), (10, 3123703), (11, 2839730), (22, 1419865), (55, 567946), (110, 283973), (199, 156970), (398, 78485), (995, 31394), (1427, 21890), (1990, 15697), (2189, 14270), (2854, 10945), (4378, 7135)]