1297559360

素因数分解:

$2^6\times 5^1\times {\mathrm{4054873}}^1$

素因数の和:4054890

約数の個数: 28

約数和(自身を含む): 3089813988

約数和(自身を除く): 1792254628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 4054873, 8109746, 16219492, 20274365, 32438984, 40548730, 64877968, 81097460, 129755936, 162194920, 259511872, 324389840, 648779680, 1297559360]

約数ペア:

[(1, 1297559360), (2, 648779680), (4, 324389840), (5, 259511872), (8, 162194920), (10, 129755936), (16, 81097460), (20, 64877968), (32, 40548730), (40, 32438984), (64, 20274365), (80, 16219492), (160, 8109746), (320, 4054873)]