1649204840

素因数分解:

$2^3\times 5^1\times {\mathrm{2837}}^1\times {\mathrm{14533}}^1$

素因数の和:17381

約数の個数: 32

約数和(自身を含む): 3712274280

約数和(自身を除く): 2063069440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2837, 5674, 11348, 14185, 14533, 22696, 28370, 29066, 56740, 58132, 72665, 113480, 116264, 145330, 290660, 581320, 41230121, 82460242, 164920484, 206150605, 329840968, 412301210, 824602420, 1649204840]

約数ペア:

[(1, 1649204840), (2, 824602420), (4, 412301210), (5, 329840968), (8, 206150605), (10, 164920484), (20, 82460242), (40, 41230121), (2837, 581320), (5674, 290660), (11348, 145330), (14185, 116264), (14533, 113480), (22696, 72665), (28370, 58132), (29066, 56740)]