209631730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{272249}}^1$

素因数の和:272274

約数の個数: 32

約数和(自身を含む): 470448000

約数和(自身を除く): 260816270

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 272249, 544498, 1361245, 1905743, 2722490, 2994739, 3811486, 5989478, 9528715, 14973695, 19057430, 20963173, 29947390, 41926346, 104815865, 209631730]

約数ペア:

[(1, 209631730), (2, 104815865), (5, 41926346), (7, 29947390), (10, 20963173), (11, 19057430), (14, 14973695), (22, 9528715), (35, 5989478), (55, 3811486), (70, 2994739), (77, 2722490), (110, 1905743), (154, 1361245), (385, 544498), (770, 272249)]