2262920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 5745600

約数和(自身を除く): 3482680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 139, 148, 185, 220, 278, 296, 370, 407, 440, 556, 695, 740, 814, 1112, 1390, 1480, 1529, 1628, 2035, 2780, 3058, 3256, 4070, 5143, 5560, 6116, 7645, 8140, 10286, 12232, 15290, 16280, 20572, 25715, 30580, 41144, 51430, 56573, 61160, 102860, 113146, 205720, 226292, 282865, 452584, 565730, 1131460, 2262920]

約数ペア:

[(1, 2262920), (2, 1131460), (4, 565730), (5, 452584), (8, 282865), (10, 226292), (11, 205720), (20, 113146), (22, 102860), (37, 61160), (40, 56573), (44, 51430), (55, 41144), (74, 30580), (88, 25715), (110, 20572), (139, 16280), (148, 15290), (185, 12232), (220, 10286), (278, 8140), (296, 7645), (370, 6116), (407, 5560), (440, 5143), (556, 4070), (695, 3256), (740, 3058), (814, 2780), (1112, 2035), (1390, 1628), (1480, 1529)]