2199402010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{107761}}^1$

素因数の和:107938

約数の個数: 32

約数和(自身を含む): 4290651792

約数和(自身を除く): 2091249782

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 4082, 10205, 20410, 107761, 215522, 538805, 1077610, 1400893, 2801786, 7004465, 14008930, 16918477, 33836954, 84592385, 169184770, 219940201, 439880402, 1099701005, 2199402010]

約数ペア:

[(1, 2199402010), (2, 1099701005), (5, 439880402), (10, 219940201), (13, 169184770), (26, 84592385), (65, 33836954), (130, 16918477), (157, 14008930), (314, 7004465), (785, 2801786), (1570, 1400893), (2041, 1077610), (4082, 538805), (10205, 215522), (20410, 107761)]