15190420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{108503}}^1$

素因数の和:108519

約数の個数: 24

約数和(自身を含む): 36457344

約数和(自身を除く): 21266924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 108503, 217006, 434012, 542515, 759521, 1085030, 1519042, 2170060, 3038084, 3797605, 7595210, 15190420]

約数ペア:

[(1, 15190420), (2, 7595210), (4, 3797605), (5, 3038084), (7, 2170060), (10, 1519042), (14, 1085030), (20, 759521), (28, 542515), (35, 434012), (70, 217006), (140, 108503)]