19727680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8807}}^1$

素因数の和:8831

約数の個数: 56

約数和(自身を含む): 53693568

約数和(自身を除く): 33965888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 8807, 17614, 35228, 44035, 61649, 70456, 88070, 123298, 140912, 176140, 246596, 281824, 308245, 352280, 493192, 563648, 616490, 704560, 986384, 1232980, 1409120, 1972768, 2465960, 2818240, 3945536, 4931920, 9863840, 19727680]

約数ペア:

[(1, 19727680), (2, 9863840), (4, 4931920), (5, 3945536), (7, 2818240), (8, 2465960), (10, 1972768), (14, 1409120), (16, 1232980), (20, 986384), (28, 704560), (32, 616490), (35, 563648), (40, 493192), (56, 352280), (64, 308245), (70, 281824), (80, 246596), (112, 176140), (140, 140912), (160, 123298), (224, 88070), (280, 70456), (320, 61649), (448, 44035), (560, 35228), (1120, 17614), (2240, 8807)]