16149980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10487}}^1$

素因数の和:10514

約数の個数: 48

約数和(自身を含む): 42287616

約数和(自身を除く): 26137636

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 10487, 20974, 41948, 52435, 73409, 104870, 115357, 146818, 209740, 230714, 293636, 367045, 461428, 576785, 734090, 807499, 1153570, 1468180, 1614998, 2307140, 3229996, 4037495, 8074990, 16149980]

約数ペア:

[(1, 16149980), (2, 8074990), (4, 4037495), (5, 3229996), (7, 2307140), (10, 1614998), (11, 1468180), (14, 1153570), (20, 807499), (22, 734090), (28, 576785), (35, 461428), (44, 367045), (55, 293636), (70, 230714), (77, 209740), (110, 146818), (140, 115357), (154, 104870), (220, 73409), (308, 52435), (385, 41948), (770, 20974), (1540, 10487)]