947448680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{12343}}^1$

素因数の和:12474

約数の個数: 64

約数和(自身を含む): 2266358400

約数和(自身を除く): 1318909720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 101, 152, 190, 202, 380, 404, 505, 760, 808, 1010, 1919, 2020, 3838, 4040, 7676, 9595, 12343, 15352, 19190, 24686, 38380, 49372, 61715, 76760, 98744, 123430, 234517, 246860, 469034, 493720, 938068, 1172585, 1246643, 1876136, 2345170, 2493286, 4690340, 4986572, 6233215, 9380680, 9973144, 12466430, 23686217, 24932860, 47372434, 49865720, 94744868, 118431085, 189489736, 236862170, 473724340, 947448680]

約数ペア:

[(1, 947448680), (2, 473724340), (4, 236862170), (5, 189489736), (8, 118431085), (10, 94744868), (19, 49865720), (20, 47372434), (38, 24932860), (40, 23686217), (76, 12466430), (95, 9973144), (101, 9380680), (152, 6233215), (190, 4986572), (202, 4690340), (380, 2493286), (404, 2345170), (505, 1876136), (760, 1246643), (808, 1172585), (1010, 938068), (1919, 493720), (2020, 469034), (3838, 246860), (4040, 234517), (7676, 123430), (9595, 98744), (12343, 76760), (15352, 61715), (19190, 49372), (24686, 38380)]