19051620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{45361}}^1$

素因数の和:45380

約数の個数: 48

約数和(自身を含む): 60966528

約数和(自身を除く): 41914908

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, 45361, 90722, 136083, 181444, 226805, 272166, 317527, 453610, 544332, 635054, 680415, 907220, 952581, 1270108, 1360830, 1587635, 1905162, 2721660, 3175270, 3810324, 4762905, 6350540, 9525810, 19051620]

約数ペア:

[(1, 19051620), (2, 9525810), (3, 6350540), (4, 4762905), (5, 3810324), (6, 3175270), (7, 2721660), (10, 1905162), (12, 1587635), (14, 1360830), (15, 1270108), (20, 952581), (21, 907220), (28, 680415), (30, 635054), (35, 544332), (42, 453610), (60, 317527), (70, 272166), (84, 226805), (105, 181444), (140, 136083), (210, 90722), (420, 45361)]