20559563280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28554949}}^1$

素因数の和:28554968

約数の個数: 60

約数和(自身を含む): 69045869100

約数和(自身を除く): 48486305820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28554949, 57109898, 85664847, 114219796, 142774745, 171329694, 228439592, 256994541, 285549490, 342659388, 428324235, 456879184, 513989082, 571098980, 685318776, 856648470, 1027978164, 1142197960, 1284972705, 1370637552, 1713296940, 2055956328, 2284395920, 2569945410, 3426593880, 4111912656, 5139890820, 6853187760, 10279781640, 20559563280]

約数ペア:

[(1, 20559563280), (2, 10279781640), (3, 6853187760), (4, 5139890820), (5, 4111912656), (6, 3426593880), (8, 2569945410), (9, 2284395920), (10, 2055956328), (12, 1713296940), (15, 1370637552), (16, 1284972705), (18, 1142197960), (20, 1027978164), (24, 856648470), (30, 685318776), (36, 571098980), (40, 513989082), (45, 456879184), (48, 428324235), (60, 342659388), (72, 285549490), (80, 256994541), (90, 228439592), (120, 171329694), (144, 142774745), (180, 114219796), (240, 85664847), (360, 57109898), (720, 28554949)]