30400090

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{8863}}^1$

素因数の和:8891

約数の個数: 32

約数和(自身を含む): 63820800

約数和(自身を除く): 33420710

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 8863, 17726, 44315, 62041, 88630, 124082, 310205, 434287, 620410, 868574, 2171435, 3040009, 4342870, 6080018, 15200045, 30400090]

約数ペア:

[(1, 30400090), (2, 15200045), (5, 6080018), (7, 4342870), (10, 3040009), (14, 2171435), (35, 868574), (49, 620410), (70, 434287), (98, 310205), (245, 124082), (343, 88630), (490, 62041), (686, 44315), (1715, 17726), (3430, 8863)]