15228380

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1367}}^1$

素因数の和:1933

約数の個数: 24

約数和(自身を含む): 32060448

約数和(自身を除く): 16832068

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 1367, 2228, 2734, 2785, 5468, 5570, 6835, 11140, 13670, 27340, 761419, 1522838, 3045676, 3807095, 7614190, 15228380]

約数ペア:

[(1, 15228380), (2, 7614190), (4, 3807095), (5, 3045676), (10, 1522838), (20, 761419), (557, 27340), (1114, 13670), (1367, 11140), (2228, 6835), (2734, 5570), (2785, 5468)]