201789860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{701}}^1$

素因数の和:1136

約数の個数: 48

約数和(自身を含む): 436952880

約数和(自身を除く): 235163020

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 389, 701, 740, 778, 1402, 1556, 1945, 2804, 3505, 3890, 7010, 7780, 14020, 14393, 25937, 28786, 51874, 57572, 71965, 103748, 129685, 143930, 259370, 272689, 287860, 518740, 545378, 1090756, 1363445, 2726890, 5453780, 10089493, 20178986, 40357972, 50447465, 100894930, 201789860]

約数ペア:

[(1, 201789860), (2, 100894930), (4, 50447465), (5, 40357972), (10, 20178986), (20, 10089493), (37, 5453780), (74, 2726890), (148, 1363445), (185, 1090756), (370, 545378), (389, 518740), (701, 287860), (740, 272689), (778, 259370), (1402, 143930), (1556, 129685), (1945, 103748), (2804, 71965), (3505, 57572), (3890, 51874), (7010, 28786), (7780, 25937), (14020, 14393)]