2656160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1277}}^1$

素因数の和:1305

約数の個数: 48

約数和(自身を含む): 6763176

約数和(自身を除く): 4107016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 1277, 2080, 2554, 5108, 6385, 10216, 12770, 16601, 20432, 25540, 33202, 40864, 51080, 66404, 83005, 102160, 132808, 166010, 204320, 265616, 332020, 531232, 664040, 1328080, 2656160]

約数ペア:

[(1, 2656160), (2, 1328080), (4, 664040), (5, 531232), (8, 332020), (10, 265616), (13, 204320), (16, 166010), (20, 132808), (26, 102160), (32, 83005), (40, 66404), (52, 51080), (65, 40864), (80, 33202), (104, 25540), (130, 20432), (160, 16601), (208, 12770), (260, 10216), (416, 6385), (520, 5108), (1040, 2554), (1277, 2080)]