174927220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{3889}}^1$

素因数の和:4084

約数の個数: 48

約数和(自身を含む): 397993680

約数和(自身を除く): 223066460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 692, 865, 1730, 2249, 3460, 3889, 4498, 7778, 8996, 11245, 15556, 19445, 22490, 38890, 44980, 50557, 77780, 101114, 202228, 252785, 505570, 672797, 1011140, 1345594, 2691188, 3363985, 6727970, 8746361, 13455940, 17492722, 34985444, 43731805, 87463610, 174927220]

約数ペア:

[(1, 174927220), (2, 87463610), (4, 43731805), (5, 34985444), (10, 17492722), (13, 13455940), (20, 8746361), (26, 6727970), (52, 3363985), (65, 2691188), (130, 1345594), (173, 1011140), (260, 672797), (346, 505570), (692, 252785), (865, 202228), (1730, 101114), (2249, 77780), (3460, 50557), (3889, 44980), (4498, 38890), (7778, 22490), (8996, 19445), (11245, 15556)]