20572710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^2\times {\mathrm{197}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 50480496

約数和(自身を除く): 29907786

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 118, 177, 197, 295, 354, 394, 590, 591, 885, 985, 1182, 1770, 1970, 2955, 3481, 5910, 6962, 10443, 11623, 17405, 20886, 23246, 34810, 34869, 52215, 58115, 69738, 104430, 116230, 174345, 348690, 685757, 1371514, 2057271, 3428785, 4114542, 6857570, 10286355, 20572710]

約数ペア:

[(1, 20572710), (2, 10286355), (3, 6857570), (5, 4114542), (6, 3428785), (10, 2057271), (15, 1371514), (30, 685757), (59, 348690), (118, 174345), (177, 116230), (197, 104430), (295, 69738), (354, 58115), (394, 52215), (590, 34869), (591, 34810), (885, 23246), (985, 20886), (1182, 17405), (1770, 11623), (1970, 10443), (2955, 6962), (3481, 5910)]