28039450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{6301}}^1$

素因数の和:6402

約数の個数: 24

約数和(自身を含む): 52747740

約数和(自身を除く): 24708290

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 6301, 12602, 31505, 63010, 157525, 315050, 560789, 1121578, 2803945, 5607890, 14019725, 28039450]

約数ペア:

[(1, 28039450), (2, 14019725), (5, 5607890), (10, 2803945), (25, 1121578), (50, 560789), (89, 315050), (178, 157525), (445, 63010), (890, 31505), (2225, 12602), (4450, 6301)]