19860050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 42586560

約数和(自身を除く): 22726510

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 179, 317, 350, 358, 634, 895, 1253, 1585, 1790, 2219, 2506, 3170, 4438, 4475, 6265, 7925, 8950, 11095, 12530, 15850, 22190, 31325, 55475, 56743, 62650, 110950, 113486, 283715, 397201, 567430, 794402, 1418575, 1986005, 2837150, 3972010, 9930025, 19860050]

約数ペア:

[(1, 19860050), (2, 9930025), (5, 3972010), (7, 2837150), (10, 1986005), (14, 1418575), (25, 794402), (35, 567430), (50, 397201), (70, 283715), (175, 113486), (179, 110950), (317, 62650), (350, 56743), (358, 55475), (634, 31325), (895, 22190), (1253, 15850), (1585, 12530), (1790, 11095), (2219, 8950), (2506, 7925), (3170, 6265), (4438, 4475)]