1230420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20507}}^1$

素因数の和:20519

約数の個数: 24

約数和(自身を含む): 3445344

約数和(自身を除く): 2214924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20507, 41014, 61521, 82028, 102535, 123042, 205070, 246084, 307605, 410140, 615210, 1230420]

約数ペア:

[(1, 1230420), (2, 615210), (3, 410140), (4, 307605), (5, 246084), (6, 205070), (10, 123042), (12, 102535), (15, 82028), (20, 61521), (30, 41014), (60, 20507)]