858957790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{9929}}^1$

素因数の和:10188

約数の個数: 32

約数和(自身を含む): 1591500960

約数和(自身を除く): 732543170

約数列:

[1, 2, 5, 10, 41, 82, 205, 211, 410, 422, 1055, 2110, 8651, 9929, 17302, 19858, 43255, 49645, 86510, 99290, 407089, 814178, 2035445, 2095019, 4070890, 4190038, 10475095, 20950190, 85895779, 171791558, 429478895, 858957790]

約数ペア:

[(1, 858957790), (2, 429478895), (5, 171791558), (10, 85895779), (41, 20950190), (82, 10475095), (205, 4190038), (211, 4070890), (410, 2095019), (422, 2035445), (1055, 814178), (2110, 407089), (8651, 99290), (9929, 86510), (17302, 49645), (19858, 43255)]