26361820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 57028608

約数和(自身を除く): 30666788

約数列:

[1, 2, 4, 5, 10, 20, 67, 103, 134, 191, 206, 268, 335, 382, 412, 515, 670, 764, 955, 1030, 1340, 1910, 2060, 3820, 6901, 12797, 13802, 19673, 25594, 27604, 34505, 39346, 51188, 63985, 69010, 78692, 98365, 127970, 138020, 196730, 255940, 393460, 1318091, 2636182, 5272364, 6590455, 13180910, 26361820]

約数ペア:

[(1, 26361820), (2, 13180910), (4, 6590455), (5, 5272364), (10, 2636182), (20, 1318091), (67, 393460), (103, 255940), (134, 196730), (191, 138020), (206, 127970), (268, 98365), (335, 78692), (382, 69010), (412, 63985), (515, 51188), (670, 39346), (764, 34505), (955, 27604), (1030, 25594), (1340, 19673), (1910, 13802), (2060, 12797), (3820, 6901)]