630406078

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 984947040

約数和(自身を除く): 354540962

約数列:

[1, 2, 41, 82, 109, 218, 251, 281, 502, 562, 4469, 8938, 10291, 11521, 20582, 23042, 27359, 30629, 54718, 61258, 70531, 141062, 1121719, 1255789, 2243438, 2511578, 2891771, 5783542, 7687879, 15375758, 315203039, 630406078]

約数ペア:

[(1, 630406078), (2, 315203039), (41, 15375758), (82, 7687879), (109, 5783542), (218, 2891771), (251, 2511578), (281, 2243438), (502, 1255789), (562, 1121719), (4469, 141062), (8938, 70531), (10291, 61258), (11521, 54718), (20582, 30629), (23042, 27359)]