2817804920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{15271}}^1$

素因数の和:15948

約数の個数: 64

約数和(自身を含む): 7257254400

約数和(自身を除く): 4439449480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 659, 1318, 2636, 3295, 4613, 5272, 6590, 9226, 13180, 15271, 18452, 23065, 26360, 30542, 36904, 46130, 61084, 76355, 92260, 106897, 122168, 152710, 184520, 213794, 305420, 427588, 534485, 610840, 855176, 1068970, 2137940, 4275880, 10063589, 20127178, 40254356, 50317945, 70445123, 80508712, 100635890, 140890246, 201271780, 281780492, 352225615, 402543560, 563560984, 704451230, 1408902460, 2817804920]

約数ペア:

[(1, 2817804920), (2, 1408902460), (4, 704451230), (5, 563560984), (7, 402543560), (8, 352225615), (10, 281780492), (14, 201271780), (20, 140890246), (28, 100635890), (35, 80508712), (40, 70445123), (56, 50317945), (70, 40254356), (140, 20127178), (280, 10063589), (659, 4275880), (1318, 2137940), (2636, 1068970), (3295, 855176), (4613, 610840), (5272, 534485), (6590, 427588), (9226, 305420), (13180, 213794), (15271, 184520), (18452, 152710), (23065, 122168), (26360, 106897), (30542, 92260), (36904, 76355), (46130, 61084)]