20621130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4217}}^1$

素因数の和:4390

約数の個数: 32

約数和(自身を含む): 49806144

約数和(自身を除く): 29185014

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2445, 4217, 4890, 8434, 12651, 21085, 25302, 42170, 63255, 126510, 687371, 1374742, 2062113, 3436855, 4124226, 6873710, 10310565, 20621130]

約数ペア:

[(1, 20621130), (2, 10310565), (3, 6873710), (5, 4124226), (6, 3436855), (10, 2062113), (15, 1374742), (30, 687371), (163, 126510), (326, 63255), (489, 42170), (815, 25302), (978, 21085), (1630, 12651), (2445, 8434), (4217, 4890)]