16849760

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1987}}^1$

素因数の和:2055

約数の個数: 48

約数和(自身を含む): 40579056

約数和(自身を除く): 23729296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 1987, 2120, 3974, 4240, 7948, 8480, 9935, 15896, 19870, 31792, 39740, 63584, 79480, 105311, 158960, 210622, 317920, 421244, 526555, 842488, 1053110, 1684976, 2106220, 3369952, 4212440, 8424880, 16849760]

約数ペア:

[(1, 16849760), (2, 8424880), (4, 4212440), (5, 3369952), (8, 2106220), (10, 1684976), (16, 1053110), (20, 842488), (32, 526555), (40, 421244), (53, 317920), (80, 210622), (106, 158960), (160, 105311), (212, 79480), (265, 63584), (424, 39740), (530, 31792), (848, 19870), (1060, 15896), (1696, 9935), (1987, 8480), (2120, 7948), (3974, 4240)]