89879020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{58363}}^1$

素因数の和:58390

約数の個数: 48

約数和(自身を含む): 235323648

約数和(自身を除く): 145444628

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, 58363, 116726, 233452, 291815, 408541, 583630, 641993, 817082, 1167260, 1283986, 1634164, 2042705, 2567972, 3209965, 4085410, 4493951, 6419930, 8170820, 8987902, 12839860, 17975804, 22469755, 44939510, 89879020]

約数ペア:

[(1, 89879020), (2, 44939510), (4, 22469755), (5, 17975804), (7, 12839860), (10, 8987902), (11, 8170820), (14, 6419930), (20, 4493951), (22, 4085410), (28, 3209965), (35, 2567972), (44, 2042705), (55, 1634164), (70, 1283986), (77, 1167260), (110, 817082), (140, 641993), (154, 583630), (220, 408541), (308, 291815), (385, 233452), (770, 116726), (1540, 58363)]