1964323360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{646159}}^1$

素因数の和:646193

約数の個数: 48

約数和(自身を含む): 4884969600

約数和(自身を除く): 2920646240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 646159, 1292318, 2584636, 3230795, 5169272, 6461590, 10338544, 12277021, 12923180, 20677088, 24554042, 25846360, 49108084, 51692720, 61385105, 98216168, 103385440, 122770210, 196432336, 245540420, 392864672, 491080840, 982161680, 1964323360]

約数ペア:

[(1, 1964323360), (2, 982161680), (4, 491080840), (5, 392864672), (8, 245540420), (10, 196432336), (16, 122770210), (19, 103385440), (20, 98216168), (32, 61385105), (38, 51692720), (40, 49108084), (76, 25846360), (80, 24554042), (95, 20677088), (152, 12923180), (160, 12277021), (190, 10338544), (304, 6461590), (380, 5169272), (608, 3230795), (760, 2584636), (1520, 1292318), (3040, 646159)]