28414680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33827}}^1$

素因数の和:33848

約数の個数: 64

約数和(自身を含む): 97424640

約数和(自身を除く): 69009960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 33827, 67654, 101481, 135308, 169135, 202962, 236789, 270616, 338270, 405924, 473578, 507405, 676540, 710367, 811848, 947156, 1014810, 1183945, 1353080, 1420734, 1894312, 2029620, 2367890, 2841468, 3551835, 4059240, 4735780, 5682936, 7103670, 9471560, 14207340, 28414680]

約数ペア:

[(1, 28414680), (2, 14207340), (3, 9471560), (4, 7103670), (5, 5682936), (6, 4735780), (7, 4059240), (8, 3551835), (10, 2841468), (12, 2367890), (14, 2029620), (15, 1894312), (20, 1420734), (21, 1353080), (24, 1183945), (28, 1014810), (30, 947156), (35, 811848), (40, 710367), (42, 676540), (56, 507405), (60, 473578), (70, 405924), (84, 338270), (105, 270616), (120, 236789), (140, 202962), (168, 169135), (210, 135308), (280, 101481), (420, 67654), (840, 33827)]