9895090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 18630000

約数和(自身を除く): 8734910

約数列:

[1, 2, 5, 10, 29, 58, 145, 149, 229, 290, 298, 458, 745, 1145, 1490, 2290, 4321, 6641, 8642, 13282, 21605, 33205, 34121, 43210, 66410, 68242, 170605, 341210, 989509, 1979018, 4947545, 9895090]

約数ペア:

[(1, 9895090), (2, 4947545), (5, 1979018), (10, 989509), (29, 341210), (58, 170605), (145, 68242), (149, 66410), (229, 43210), (290, 34121), (298, 33205), (458, 21605), (745, 13282), (1145, 8642), (1490, 6641), (2290, 4321)]