54355980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{129419}}^1$

素因数の和:129438

約数の個数: 48

約数和(自身を含む): 173940480

約数和(自身を除く): 119584500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 129419, 258838, 388257, 517676, 647095, 776514, 905933, 1294190, 1553028, 1811866, 1941285, 2588380, 2717799, 3623732, 3882570, 4529665, 5435598, 7765140, 9059330, 10871196, 13588995, 18118660, 27177990, 54355980]

約数ペア:

[(1, 54355980), (2, 27177990), (3, 18118660), (4, 13588995), (5, 10871196), (6, 9059330), (7, 7765140), (10, 5435598), (12, 4529665), (14, 3882570), (15, 3623732), (20, 2717799), (21, 2588380), (28, 1941285), (30, 1811866), (35, 1553028), (42, 1294190), (60, 905933), (70, 776514), (84, 647095), (105, 517676), (140, 388257), (210, 258838), (420, 129419)]