84727020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{201731}}^1$

素因数の和:201750

約数の個数: 48

約数和(自身を含む): 271127808

約数和(自身を除く): 186400788

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, 201731, 403462, 605193, 806924, 1008655, 1210386, 1412117, 2017310, 2420772, 2824234, 3025965, 4034620, 4236351, 5648468, 6051930, 7060585, 8472702, 12103860, 14121170, 16945404, 21181755, 28242340, 42363510, 84727020]

約数ペア:

[(1, 84727020), (2, 42363510), (3, 28242340), (4, 21181755), (5, 16945404), (6, 14121170), (7, 12103860), (10, 8472702), (12, 7060585), (14, 6051930), (15, 5648468), (20, 4236351), (21, 4034620), (28, 3025965), (30, 2824234), (35, 2420772), (42, 2017310), (60, 1412117), (70, 1210386), (84, 1008655), (105, 806924), (140, 605193), (210, 403462), (420, 201731)]