320597620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{10853}}^1$

素因数の和:11080

約数の個数: 48

約数和(自身を含む): 773152128

約数和(自身を除く): 452554508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1055, 1477, 2110, 2954, 4220, 5908, 7385, 10853, 14770, 21706, 29540, 43412, 54265, 75971, 108530, 151942, 217060, 303884, 379855, 759710, 1519420, 2289983, 4579966, 9159932, 11449915, 16029881, 22899830, 32059762, 45799660, 64119524, 80149405, 160298810, 320597620]

約数ペア:

[(1, 320597620), (2, 160298810), (4, 80149405), (5, 64119524), (7, 45799660), (10, 32059762), (14, 22899830), (20, 16029881), (28, 11449915), (35, 9159932), (70, 4579966), (140, 2289983), (211, 1519420), (422, 759710), (844, 379855), (1055, 303884), (1477, 217060), (2110, 151942), (2954, 108530), (4220, 75971), (5908, 54265), (7385, 43412), (10853, 29540), (14770, 21706)]