493845080

素因数分解:

$2^3\times 5^1\times {\mathrm{3389}}^1\times {\mathrm{3643}}^1$

素因数の和:7043

約数の個数: 32

約数和(自身を含む): 1111784400

約数和(自身を除く): 617939320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3389, 3643, 6778, 7286, 13556, 14572, 16945, 18215, 27112, 29144, 33890, 36430, 67780, 72860, 135560, 145720, 12346127, 24692254, 49384508, 61730635, 98769016, 123461270, 246922540, 493845080]

約数ペア:

[(1, 493845080), (2, 246922540), (4, 123461270), (5, 98769016), (8, 61730635), (10, 49384508), (20, 24692254), (40, 12346127), (3389, 145720), (3643, 135560), (6778, 72860), (7286, 67780), (13556, 36430), (14572, 33890), (16945, 29144), (18215, 27112)]