808408020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1924781}}^1$

素因数の和:1924800

約数の個数: 48

約数和(自身を含む): 2586907008

約数和(自身を除く): 1778498988

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, 1924781, 3849562, 5774343, 7699124, 9623905, 11548686, 13473467, 19247810, 23097372, 26946934, 28871715, 38495620, 40420401, 53893868, 57743430, 67367335, 80840802, 115486860, 134734670, 161681604, 202102005, 269469340, 404204010, 808408020]

約数ペア:

[(1, 808408020), (2, 404204010), (3, 269469340), (4, 202102005), (5, 161681604), (6, 134734670), (7, 115486860), (10, 80840802), (12, 67367335), (14, 57743430), (15, 53893868), (20, 40420401), (21, 38495620), (28, 28871715), (30, 26946934), (35, 23097372), (42, 19247810), (60, 13473467), (70, 11548686), (84, 9623905), (105, 7699124), (140, 5774343), (210, 3849562), (420, 1924781)]