204536185840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{365243189}}^1$

素因数の和:365243209

約数の個数: 40

約数和(自身を含む): 543481866720

約数和(自身を除く): 338945680880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 365243189, 730486378, 1460972756, 1826215945, 2556702323, 2921945512, 3652431890, 5113404646, 5843891024, 7304863780, 10226809292, 12783511615, 14609727560, 20453618584, 25567023230, 29219455120, 40907237168, 51134046460, 102268092920, 204536185840]

約数ペア:

[(1, 204536185840), (2, 102268092920), (4, 51134046460), (5, 40907237168), (7, 29219455120), (8, 25567023230), (10, 20453618584), (14, 14609727560), (16, 12783511615), (20, 10226809292), (28, 7304863780), (35, 5843891024), (40, 5113404646), (56, 3652431890), (70, 2921945512), (80, 2556702323), (112, 1826215945), (140, 1460972756), (280, 730486378), (560, 365243189)]