207869180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{4783}}^1$

素因数の和:4886

約数の個数: 48

約数和(自身を含む): 455704704

約数和(自身を除く): 247835524

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 106, 164, 205, 212, 265, 410, 530, 820, 1060, 2173, 4346, 4783, 8692, 9566, 10865, 19132, 21730, 23915, 43460, 47830, 95660, 196103, 253499, 392206, 506998, 784412, 980515, 1013996, 1267495, 1961030, 2534990, 3922060, 5069980, 10393459, 20786918, 41573836, 51967295, 103934590, 207869180]

約数ペア:

[(1, 207869180), (2, 103934590), (4, 51967295), (5, 41573836), (10, 20786918), (20, 10393459), (41, 5069980), (53, 3922060), (82, 2534990), (106, 1961030), (164, 1267495), (205, 1013996), (212, 980515), (265, 784412), (410, 506998), (530, 392206), (820, 253499), (1060, 196103), (2173, 95660), (4346, 47830), (4783, 43460), (8692, 23915), (9566, 21730), (10865, 19132)]