2000420520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2381453}}^1$

素因数の和:2381474

約数の個数: 64

約数和(自身を含む): 6858587520

約数和(自身を除く): 4858167000

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, 2381453, 4762906, 7144359, 9525812, 11907265, 14288718, 16670171, 19051624, 23814530, 28577436, 33340342, 35721795, 47629060, 50010513, 57154872, 66680684, 71443590, 83350855, 95258120, 100021026, 133361368, 142887180, 166701710, 200042052, 250052565, 285774360, 333403420, 400084104, 500105130, 666806840, 1000210260, 2000420520]

約数ペア:

[(1, 2000420520), (2, 1000210260), (3, 666806840), (4, 500105130), (5, 400084104), (6, 333403420), (7, 285774360), (8, 250052565), (10, 200042052), (12, 166701710), (14, 142887180), (15, 133361368), (20, 100021026), (21, 95258120), (24, 83350855), (28, 71443590), (30, 66680684), (35, 57154872), (40, 50010513), (42, 47629060), (56, 35721795), (60, 33340342), (70, 28577436), (84, 23814530), (105, 19051624), (120, 16670171), (140, 14288718), (168, 11907265), (210, 9525812), (280, 7144359), (420, 4762906), (840, 2381453)]