201645843580

素因数分解:

$2^2\times 5^1\times {\mathrm{223361}}^1\times {\mathrm{45139}}^1$

素因数の和:268509

約数の個数: 24

約数和(自身を含む): 423467548560

約数和(自身を除く): 221821704980

約数列:

[1, 2, 4, 5, 10, 20, 45139, 90278, 180556, 223361, 225695, 446722, 451390, 893444, 902780, 1116805, 2233610, 4467220, 10082292179, 20164584358, 40329168716, 50411460895, 100822921790, 201645843580]

約数ペア:

[(1, 201645843580), (2, 100822921790), (4, 50411460895), (5, 40329168716), (10, 20164584358), (20, 10082292179), (45139, 4467220), (90278, 2233610), (180556, 1116805), (223361, 902780), (225695, 893444), (446722, 451390)]