27671420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{827}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 66769920

約数和(自身を除く): 39098500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 827, 956, 1195, 1654, 1673, 2390, 3308, 3346, 4135, 4780, 5789, 6692, 8270, 8365, 11578, 16540, 16730, 23156, 28945, 33460, 57890, 115780, 197653, 395306, 790612, 988265, 1383571, 1976530, 2767142, 3953060, 5534284, 6917855, 13835710, 27671420]

約数ペア:

[(1, 27671420), (2, 13835710), (4, 6917855), (5, 5534284), (7, 3953060), (10, 2767142), (14, 1976530), (20, 1383571), (28, 988265), (35, 790612), (70, 395306), (140, 197653), (239, 115780), (478, 57890), (827, 33460), (956, 28945), (1195, 23156), (1654, 16730), (1673, 16540), (2390, 11578), (3308, 8365), (3346, 8270), (4135, 6692), (4780, 5789)]