305992120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1092829}}^1$

素因数の和:1092847

約数の個数: 32

約数和(自身を含む): 786837600

約数和(自身を除く): 480845480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1092829, 2185658, 4371316, 5464145, 7649803, 8742632, 10928290, 15299606, 21856580, 30599212, 38249015, 43713160, 61198424, 76498030, 152996060, 305992120]

約数ペア:

[(1, 305992120), (2, 152996060), (4, 76498030), (5, 61198424), (7, 43713160), (8, 38249015), (10, 30599212), (14, 21856580), (20, 15299606), (28, 10928290), (35, 8742632), (40, 7649803), (56, 5464145), (70, 4371316), (140, 2185658), (280, 1092829)]