420436522

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1499}}^1$

素因数の和:1603

約数の個数: 48

約数和(自身を含む): 742140000

約数和(自身を除く): 321703478

約数列:

[1, 2, 11, 19, 22, 38, 61, 121, 122, 209, 242, 418, 671, 1159, 1342, 1499, 2299, 2318, 2998, 4598, 7381, 12749, 14762, 16489, 25498, 28481, 32978, 56962, 91439, 140239, 181379, 182878, 280478, 313291, 362758, 626582, 1005829, 1737341, 2011658, 3446201, 3474682, 6892402, 11064119, 19110751, 22128238, 38221502, 210218261, 420436522]

約数ペア:

[(1, 420436522), (2, 210218261), (11, 38221502), (19, 22128238), (22, 19110751), (38, 11064119), (61, 6892402), (121, 3474682), (122, 3446201), (209, 2011658), (242, 1737341), (418, 1005829), (671, 626582), (1159, 362758), (1342, 313291), (1499, 280478), (2299, 182878), (2318, 181379), (2998, 140239), (4598, 91439), (7381, 56962), (12749, 32978), (14762, 28481), (16489, 25498)]