40778899210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{20143}}^1\times {\mathrm{28921}}^1$

素因数の和:49078

約数の個数: 32

約数和(自身を含む): 83895086592

約数和(自身を除く): 43116187382

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 20143, 28921, 40286, 57842, 100715, 141001, 144605, 201430, 202447, 282002, 289210, 404894, 705005, 1012235, 1410010, 2024470, 582555703, 1165111406, 2912778515, 4077889921, 5825557030, 8155779842, 20389449605, 40778899210]

約数ペア:

[(1, 40778899210), (2, 20389449605), (5, 8155779842), (7, 5825557030), (10, 4077889921), (14, 2912778515), (35, 1165111406), (70, 582555703), (20143, 2024470), (28921, 1410010), (40286, 1012235), (57842, 705005), (100715, 404894), (141001, 289210), (144605, 282002), (201430, 202447)]