15090380

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1021}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 31763760

約数和(自身を除く): 16673380

約数列:

[1, 2, 4, 5, 10, 20, 739, 1021, 1478, 2042, 2956, 3695, 4084, 5105, 7390, 10210, 14780, 20420, 754519, 1509038, 3018076, 3772595, 7545190, 15090380]

約数ペア:

[(1, 15090380), (2, 7545190), (4, 3772595), (5, 3018076), (10, 1509038), (20, 754519), (739, 20420), (1021, 14780), (1478, 10210), (2042, 7390), (2956, 5105), (3695, 4084)]