4130420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 10028928

約数和(自身を除く): 5898508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 181, 326, 362, 652, 724, 815, 905, 1141, 1267, 1630, 1810, 2282, 2534, 3260, 3620, 4564, 5068, 5705, 6335, 11410, 12670, 22820, 25340, 29503, 59006, 118012, 147515, 206521, 295030, 413042, 590060, 826084, 1032605, 2065210, 4130420]

約数ペア:

[(1, 4130420), (2, 2065210), (4, 1032605), (5, 826084), (7, 590060), (10, 413042), (14, 295030), (20, 206521), (28, 147515), (35, 118012), (70, 59006), (140, 29503), (163, 25340), (181, 22820), (326, 12670), (362, 11410), (652, 6335), (724, 5705), (815, 5068), (905, 4564), (1141, 3620), (1267, 3260), (1630, 2534), (1810, 2282)]