40242896

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{3109}}^1$

素因数の和:3926

約数の個数: 20

約数和(自身を含む): 78092100

約数和(自身を除く): 37849204

約数列:

[1, 2, 4, 8, 16, 809, 1618, 3109, 3236, 6218, 6472, 12436, 12944, 24872, 49744, 2515181, 5030362, 10060724, 20121448, 40242896]

約数ペア:

[(1, 40242896), (2, 20121448), (4, 10060724), (8, 5030362), (16, 2515181), (809, 49744), (1618, 24872), (3109, 12944), (3236, 12436), (6218, 6472)]