917693560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{20357}}^1$

素因数の和:20405

約数の個数: 96

約数和(自身を含む): 2506476960

約数和(自身を除く): 1588783400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 920, 980, 1127, 1288, 1610, 1960, 2254, 3220, 4508, 5635, 6440, 9016, 11270, 20357, 22540, 40714, 45080, 81428, 101785, 142499, 162856, 203570, 284998, 407140, 468211, 569996, 712495, 814280, 936422, 997493, 1139992, 1424990, 1872844, 1994986, 2341055, 2849980, 3277477, 3745688, 3989972, 4682110, 4987465, 5699960, 6554954, 7979944, 9364220, 9974930, 13109908, 16387385, 18728440, 19949860, 22942339, 26219816, 32774770, 39899720, 45884678, 65549540, 91769356, 114711695, 131099080, 183538712, 229423390, 458846780, 917693560]

約数ペア:

[(1, 917693560), (2, 458846780), (4, 229423390), (5, 183538712), (7, 131099080), (8, 114711695), (10, 91769356), (14, 65549540), (20, 45884678), (23, 39899720), (28, 32774770), (35, 26219816), (40, 22942339), (46, 19949860), (49, 18728440), (56, 16387385), (70, 13109908), (92, 9974930), (98, 9364220), (115, 7979944), (140, 6554954), (161, 5699960), (184, 4987465), (196, 4682110), (230, 3989972), (245, 3745688), (280, 3277477), (322, 2849980), (392, 2341055), (460, 1994986), (490, 1872844), (644, 1424990), (805, 1139992), (920, 997493), (980, 936422), (1127, 814280), (1288, 712495), (1610, 569996), (1960, 468211), (2254, 407140), (3220, 284998), (4508, 203570), (5635, 162856), (6440, 142499), (9016, 101785), (11270, 81428), (20357, 45080), (22540, 40714)]