235171970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{263}}^1\times {\mathrm{739}}^1$

素因数の和:1031

約数の個数: 48

約数和(自身を含む): 467691840

約数和(自身を除く): 232519870

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 263, 526, 605, 739, 1210, 1315, 1478, 2630, 2893, 3695, 5786, 7390, 8129, 14465, 16258, 28930, 31823, 40645, 63646, 81290, 89419, 159115, 178838, 194357, 318230, 388714, 447095, 894190, 971785, 1943570, 2137927, 4275854, 10689635, 21379270, 23517197, 47034394, 117585985, 235171970]

約数ペア:

[(1, 235171970), (2, 117585985), (5, 47034394), (10, 23517197), (11, 21379270), (22, 10689635), (55, 4275854), (110, 2137927), (121, 1943570), (242, 971785), (263, 894190), (526, 447095), (605, 388714), (739, 318230), (1210, 194357), (1315, 178838), (1478, 159115), (2630, 89419), (2893, 81290), (3695, 63646), (5786, 40645), (7390, 31823), (8129, 28930), (14465, 16258)]