4491890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 8814960

約数和(自身を除く): 4323070

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 317, 545, 634, 1090, 1417, 1585, 2834, 3170, 4121, 7085, 8242, 14170, 20605, 34553, 41210, 69106, 172765, 345530, 449189, 898378, 2245945, 4491890]

約数ペア:

[(1, 4491890), (2, 2245945), (5, 898378), (10, 449189), (13, 345530), (26, 172765), (65, 69106), (109, 41210), (130, 34553), (218, 20605), (317, 14170), (545, 8242), (634, 7085), (1090, 4121), (1417, 3170), (1585, 2834)]