1947029380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{673}}^1$

素因数の和:893

約数の個数: 96

約数和(自身を含む): 4435070976

約数和(自身を除く): 2488041596

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 127, 134, 170, 254, 268, 335, 340, 508, 635, 670, 673, 1139, 1270, 1340, 1346, 2159, 2278, 2540, 2692, 3365, 4318, 4556, 5695, 6730, 8509, 8636, 10795, 11390, 11441, 13460, 17018, 21590, 22780, 22882, 34036, 42545, 43180, 45091, 45764, 57205, 85090, 85471, 90182, 114410, 144653, 170180, 170942, 180364, 225455, 228820, 289306, 341884, 427355, 450910, 578612, 723265, 766547, 854710, 901820, 1446530, 1453007, 1533094, 1709420, 2893060, 2906014, 3066188, 3832735, 5726557, 5812028, 7265035, 7665470, 11453114, 14530070, 15330940, 22906228, 28632785, 29060140, 57265570, 97351469, 114531140, 194702938, 389405876, 486757345, 973514690, 1947029380]

約数ペア:

[(1, 1947029380), (2, 973514690), (4, 486757345), (5, 389405876), (10, 194702938), (17, 114531140), (20, 97351469), (34, 57265570), (67, 29060140), (68, 28632785), (85, 22906228), (127, 15330940), (134, 14530070), (170, 11453114), (254, 7665470), (268, 7265035), (335, 5812028), (340, 5726557), (508, 3832735), (635, 3066188), (670, 2906014), (673, 2893060), (1139, 1709420), (1270, 1533094), (1340, 1453007), (1346, 1446530), (2159, 901820), (2278, 854710), (2540, 766547), (2692, 723265), (3365, 578612), (4318, 450910), (4556, 427355), (5695, 341884), (6730, 289306), (8509, 228820), (8636, 225455), (10795, 180364), (11390, 170942), (11441, 170180), (13460, 144653), (17018, 114410), (21590, 90182), (22780, 85471), (22882, 85090), (34036, 57205), (42545, 45764), (43180, 45091)]