28853900

素因数分解:

$2^2\times 5^2\times {\mathrm{288539}}^1$

素因数の和:288553

約数の個数: 18

約数和(自身を含む): 62613180

約数和(自身を除く): 33759280

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 288539, 577078, 1154156, 1442695, 2885390, 5770780, 7213475, 14426950, 28853900]

約数ペア:

[(1, 28853900), (2, 14426950), (4, 7213475), (5, 5770780), (10, 2885390), (20, 1442695), (25, 1154156), (50, 577078), (100, 288539)]