1263707860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{144589}}^1$

素因数の和:144640

約数の個数: 48

約数和(自身を含む): 2914934400

約数和(自身を除く): 1651226540

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 144589, 289178, 578356, 722945, 1445890, 2747191, 2891780, 3325547, 5494382, 6651094, 10988764, 13302188, 13735955, 16627735, 27471910, 33255470, 54943820, 63185393, 66510940, 126370786, 252741572, 315926965, 631853930, 1263707860]

約数ペア:

[(1, 1263707860), (2, 631853930), (4, 315926965), (5, 252741572), (10, 126370786), (19, 66510940), (20, 63185393), (23, 54943820), (38, 33255470), (46, 27471910), (76, 16627735), (92, 13735955), (95, 13302188), (115, 10988764), (190, 6651094), (230, 5494382), (380, 3325547), (437, 2891780), (460, 2747191), (874, 1445890), (1748, 722945), (2185, 578356), (4370, 289178), (8740, 144589)]