245444520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2045371}}^1$

素因数の和:2045385

約数の個数: 32

約数和(自身を含む): 736333920

約数和(自身を除く): 490889400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2045371, 4090742, 6136113, 8181484, 10226855, 12272226, 16362968, 20453710, 24544452, 30680565, 40907420, 49088904, 61361130, 81814840, 122722260, 245444520]

約数ペア:

[(1, 245444520), (2, 122722260), (3, 81814840), (4, 61361130), (5, 49088904), (6, 40907420), (8, 30680565), (10, 24544452), (12, 20453710), (15, 16362968), (20, 12272226), (24, 10226855), (30, 8181484), (40, 6136113), (60, 4090742), (120, 2045371)]