2018212420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{881}}^1\times {\mathrm{16363}}^1$

素因数の和:17260

約数の個数: 48

約数和(自身を含む): 4849504128

約数和(自身を除く): 2831291708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 881, 1762, 3524, 4405, 6167, 8810, 12334, 16363, 17620, 24668, 30835, 32726, 61670, 65452, 81815, 114541, 123340, 163630, 229082, 327260, 458164, 572705, 1145410, 2290820, 14415803, 28831606, 57663212, 72079015, 100910621, 144158030, 201821242, 288316060, 403642484, 504553105, 1009106210, 2018212420]

約数ペア:

[(1, 2018212420), (2, 1009106210), (4, 504553105), (5, 403642484), (7, 288316060), (10, 201821242), (14, 144158030), (20, 100910621), (28, 72079015), (35, 57663212), (70, 28831606), (140, 14415803), (881, 2290820), (1762, 1145410), (3524, 572705), (4405, 458164), (6167, 327260), (8810, 229082), (12334, 163630), (16363, 123340), (17620, 114541), (24668, 81815), (30835, 65452), (32726, 61670)]