27797240

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{859}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 62694000

約数和(自身を除く): 34896760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 859, 1618, 1718, 3236, 3436, 4045, 4295, 6472, 6872, 8090, 8590, 16180, 17180, 32360, 34360, 694931, 1389862, 2779724, 3474655, 5559448, 6949310, 13898620, 27797240]

約数ペア:

[(1, 27797240), (2, 13898620), (4, 6949310), (5, 5559448), (8, 3474655), (10, 2779724), (20, 1389862), (40, 694931), (809, 34360), (859, 32360), (1618, 17180), (1718, 16180), (3236, 8590), (3436, 8090), (4045, 6872), (4295, 6472)]