1392550871020

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1229}}^1\times {\mathrm{254053}}^1$

素因数の和:255514

約数の個数: 48

約数和(自身を含む): 2939872239360

約数和(自身を除く): 1547321368340

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 1229, 2230, 2458, 4460, 4916, 6145, 12290, 24580, 254053, 274067, 508106, 548134, 1016212, 1096268, 1270265, 1370335, 2540530, 2740670, 5081060, 5481340, 56653819, 113307638, 226615276, 283269095, 312231137, 566538190, 624462274, 1133076380, 1248924548, 1561155685, 3122311370, 6244622740, 69627543551, 139255087102, 278510174204, 348137717755, 696275435510, 1392550871020]

約数ペア:

[(1, 1392550871020), (2, 696275435510), (4, 348137717755), (5, 278510174204), (10, 139255087102), (20, 69627543551), (223, 6244622740), (446, 3122311370), (892, 1561155685), (1115, 1248924548), (1229, 1133076380), (2230, 624462274), (2458, 566538190), (4460, 312231137), (4916, 283269095), (6145, 226615276), (12290, 113307638), (24580, 56653819), (254053, 5481340), (274067, 5081060), (508106, 2740670), (548134, 2540530), (1016212, 1370335), (1096268, 1270265)]