90790460

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{41647}}^1$

素因数の和:41765

約数の個数: 24

約数和(自身を含む): 192413760

約数和(自身を除く): 101623300

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 41647, 83294, 166588, 208235, 416470, 832940, 4539523, 9079046, 18158092, 22697615, 45395230, 90790460]

約数ペア:

[(1, 90790460), (2, 45395230), (4, 22697615), (5, 18158092), (10, 9079046), (20, 4539523), (109, 832940), (218, 416470), (436, 208235), (545, 166588), (1090, 83294), (2180, 41647)]